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Boxlock action

The boxlock action is a firing mechanism employed in break-open firearms, most notably double-barreled shotguns, in which the internal lockwork—including hammers, sears, and mainsprings—is housed within a compact, box-shaped receiver rather than mounted externally on the sides.^[1] This design enables self-cocking of the hammers upon opening the barrels, providing a streamlined and reliable operation for loading and firing.^[2] Invented in 1875 by William Anson and John Deeley, employees at the British gunmaker Westley Richards & Co., the boxlock action—often referred to as the Anson & Deeley boxlock—represented a significant advancement in hammerless shotgun design, featuring fewer components and greater structural integrity compared to the contemporaneous sidelock action.^[3] Patented under British Patent No. 1756, it addressed limitations in earlier external-hammer and sidelock systems by enclosing the mechanism internally, which reduced complexity and improved durability while allowing for easier manufacturing.^[4] Initially met with resistance from elite British gunmakers favoring traditional sidelocks, the boxlock gained widespread adoption outside the UK, influencing American producers like Ithaca and Winchester, and later European firms such as Beretta and Merkel.^[5] Key to its functionality are transverse pins that secure the hammers and sears within the receiver: typically two for the lock components and a third for the cocking lever, with the barrels' downward movement engaging a cocking bar to ready the action for firing upon closure.^[1] This configuration not only minimizes wood removal from the stock during fitting—making it preferable for gunsmiths—but also enhances safety and weather resistance by protecting the internals from external elements.^[2] Renowned for its simplicity and robustness, the boxlock action became the foundational design for modern side-by-side shotguns, powering countless sporting and hunting firearms produced into the 21st century by makers including AYA and Connecticut Shotgun Manufacturing Company.^[5]

History

Invention and Patent

The boxlock action emerged in the late 19th century amid the rapid evolution of shotgun designs, particularly during the shift from external-hammer muzzle-loaders to more reliable breech-loading mechanisms. As game shooting gained popularity in Britain, gunmakers sought to improve upon the limitations of earlier break-action shotguns, which often suffered from exposed hammers that were prone to snagging on clothing, accumulating dirt, and slowing reload times during hunts.^[5]^[6] The design was developed at Westley Richards & Co. in Birmingham, England, by William Anson, an experienced actioner appointed as foreman of the firm's action shop in 1873, and John Deeley, the company accountant. Their collaboration responded directly to the growing demand for simpler, safer double-barreled shotguns that could be produced efficiently in a factory setting while enhancing reliability for field use. Prototypes were crafted in the mid-1870s, building on prior innovations like Thomas Blanch Murcott's 1871 "mousetrap" patent for hammerless actions, but refining them for practical mass production.^[6]^[5] The key patent, British Patent No. 1756, was filed on May 11, 1875, and granted to Anson and Deeley, crediting their work under the auspices of Westley Richards. This patent formalized the core innovation: a self-contained "box" housing that integrated the hammerless lockwork—including internal hammers, mainsprings, and sears—entirely within the action body, eliminating visible external hammers to enable faster cocking and firing. By using the barrels themselves as a lever through the hinge pin and cocking dogs, the mechanism achieved a robust, waterproof design with fewer parts, making it less susceptible to failure than contemporary external-hammer models. Early production examples, such as a 12-bore shotgun completed in 1879, demonstrated the action's immediate viability for game shooting.^[6]^[7]

Adoption by Major Manufacturers

The boxlock action saw its first commercial production by Westley Richards & Co. in 1875, following the granting of the Anson and Deeley patent earlier that year, marking the beginning of widespread interest among British gunmakers.^[5] The design's simplicity and reliability prompted quick licensing to other UK firms; for instance, W.W. Greener obtained a manufacturing license in 1877, incorporating the action into their production lines shortly thereafter.^[8] By the early 1880s, additional British manufacturers like E.M. Reilly had adopted the boxlock, building significant numbers of hammerless shotguns based on the 1875 patent.^[9] While elite London gunmakers such as Holland & Holland initially favored traditional sidelock actions for their high-end models, the boxlock's growing popularity in Birmingham trade production influenced broader adoption across the industry. In the United States, the boxlock action gained traction in the 1880s through licensing and independent development, reflecting the rising demand for affordable hammerless shotguns. Westley Richards licensed the design to Harrington & Richardson, which began producing Anson & Deeley boxlocks outside Boston around this period.^[5] Parker Brothers introduced their proprietary hammerless boxlock action in late 1888, patented by Charles A. King the previous year, which allowed for stronger and more cost-effective construction compared to sidelocks.^[10] L.C. Smith, traditionally focused on sidelock designs, entered the boxlock market in 1904 with an inexpensive model priced at $18, aimed at competing with low-quality imports and expanding access to hammerless doubles.^[11] By 1900, the boxlock had become the dominant action for side-by-side double shotguns in both Europe and America, supplanting older hammer designs due to its mechanical advantages and ease of production.^[5] Key enhancements, such as Westley Richards' integration of automatic safety features in the early 1880s, further accelerated its acceptance by improving reliability. In the late 20th century, particularly from the 1980s onward, the boxlock experienced a resurgence in custom gunmaking, with firms like Holland & Holland incorporating it into select ejector models, such as the Northwood, sourced from Birmingham trade, blending traditional craftsmanship with modern manufacturing efficiencies.^[12]

Design and Mechanism

Key Components

The main body of a boxlock action consists of a steel box or frame that serves as the central housing for all internal components, providing a compact and robust structure for the firearm's operation. This frame typically features slots in the water table to receive the barrel lumps for secure attachment, allowing the barrels to pivot on a hinge pin at the front while the standing breech at the rear supports closure.^[13]^[14] The locking mechanism is integrated into this frame and includes a standing breech equipped with a bolt—often in Purdey or Southgate style extensions—that engages corresponding lumps on the barrels to ensure a tight and secure closure against high-pressure forces. This bolt is actuated by the top-lever, which disengages it to allow the action to open, while a spring returns it to the locked position upon closure.^[15]^[16] Internal lockwork is mounted within the box frame on transverse bars or pins that span the action, concealing the components from external view for a streamlined design. Key elements include V-shaped leaf mainsprings that power the hammers, tumblers functioning as the hammer components, sears that hold and release the tumblers, and triggers connected to initiate firing; these parts work together to transfer trigger pull to cartridge ignition in a hammerless configuration.^[17]^[18]^[16] Additional features integrated into the box structure enhance functionality, such as ejector tumblers that drive automatic shell ejection upon opening and the top-lever mechanism that facilitates barrel release and bolt operation. These elements are assembled directly into the frame without external lockplates, distinguishing the boxlock from more ornate designs.^[16]^[5] The action is constructed primarily from high-carbon steel to withstand repeated high-pressure cycles and ensure long-term durability, with engraving typically limited to the external surfaces of the frame rather than internal plates.^[14]^[5]

Operational Principles

The operational principles of the boxlock action revolve around its internal hammerless design, where all lockwork is enclosed within the action body for streamlined function. To open the action for loading, the shooter rotates the top-lever, which disengages a spring-loaded bolt (typically an under-bolt or cross-bolt) from the barrel lump, allowing the barrels to pivot downward on the hinge pin located at the front of the action body.^[17] As the barrels drop, two cocking rods or dogs protruding from the knuckle engage with cams on the hammers (tumblers), compressing the V-shaped mainsprings and cocking both internal hammers simultaneously; this automatic cocking occurs regardless of prior firing state.^[14] Cartridges are then inserted into the open chambers of the standing breech.^[19] Upon closing the action, the barrels pivot back into position, and the bolt automatically re-engages to secure the barrels against the breech face, often aided by a Purdey-style spring-loaded under-bolt for rigidity under pressure.^[17] In the firing sequence, pulling the appropriate trigger (single or double) releases the corresponding sear, allowing the compressed V-spring to drive the tumbler forward; the hammer strikes a firing pin embedded in the standing breech, which transfers the impact to ignite the cartridge primer and propel the shot charge.^[20] The bolt remains locked during this process, withstanding the rearward gas pressure from the fired shell to maintain barrel integrity, while the unfired barrel's hammer stays cocked for immediate follow-up.^[17] For ejection and reset, if the boxlock is fitted with ejectors (an optional feature refined from early designs like Needham's 1874 system), the gas pressure from the fired shell compresses an ejector spring during firing; upon reopening the action via the top-lever, this stored energy activates the ejector tumbler to thrust the extractor rearward, expelling the spent shell while retaining an unfired one as an extractor.^[17] Closing the barrels after reloading re-engages the bolt for relocking, with the cocking rods ensuring the hammers remain or return to the cocked position via their interaction with the V-springs, readying the action for the next cycle.^[14] Safety features integral to the boxlock include an automatic trigger-block mechanism, which disengages the triggers from the sears when the action is open, preventing accidental discharge during loading or unloading.^[17] Later refinements, such as the 1879 Anson and Deeley patent for intercepting sears, introduced optional twin-lever interceptors that catch the falling hammer before it reaches the firing pin if the manual safety (often a top-slide) is engaged; these sears reset automatically upon action opening or closing, providing layered protection against inertia-induced firing in hammerless designs.^[21] This concealed hammer configuration facilitates rapid follow-up shots by minimizing external moving parts.^[5]

Variants and Types

Anson and Deeley Boxlock

The Anson and Deeley boxlock, patented on May 11, 1875, by William Anson and John Deeley—employees of the British gunmaker Westley Richards—represents the foundational hammerless shotgun action that revolutionized double-barrel designs for sporting use.^[1]^[7] The patent, numbered 1756, specifically addressed improvements in breech-loading firearms with drop-down barrels, emphasizing a hammerless configuration to enhance reliability during wing shooting by eliminating external hammers that could snag on clothing or brush.^[4] This innovation shifted the industry away from cumbersome hammer guns toward more streamlined, safer actions suitable for fast-handling in the field.^[5] At its core, the design features non-detachable lockwork mounted on a fixed bar within a box-shaped frame, where V-shaped mainsprings act directly on the internal hammers without intermediate levers, simplifying the mechanism to just three major moving parts per lock: the hammer, sear, and cocking dog.^[1]^[7] The barrels cock the action automatically upon closing via pivoted dogs, and locking is achieved through simple bolts engaging lumps on the barrel underbodies, secured by the top lever.^[22] Notably, the absence of traditional sideplates—replaced optionally by decorative covers—contributes to a more compact profile compared to earlier hammerless actions, reducing the need for extensive wood removal in the stock and yielding a sleeker, lower-profile receiver.^[1] This streamlined construction facilitated mass production, enabling efficient factory assembly while maintaining robustness for field use; early 12-gauge models typically weighed 6 to 7 pounds.^[1] However, the original design had limitations, lacking built-in ejectors and relying on manual extraction of spent shells, a drawback addressed only in later 1880s modifications by other patentees.^[1]^[7]

Hand-Detachable and Other Variants

The hand-detachable lock variant represents an evolutionary adaptation of the foundational boxlock mechanism, permitting the removal of lock plates by hand without necessitating the full disassembly of the action body, thereby simplifying repairs and maintenance for gunsmiths. Patented in 1897 by Leslie B. Taylor on behalf of Westley Richards & Co., this droplock system mounts the lock components on a removable plate secured by a crosspin, allowing quick access to internals while maintaining the integrity of the box housing.^[23]^[24] This innovation addressed practical challenges in field servicing, making it particularly valuable for high-use sporting arms. The Southgate ejector variant further enhances the boxlock's functionality by incorporating an automatic ejection system using leaf springs and over-center tumblers to expel spent shells upon breech opening. Patented on February 16, 1889, by Thomas Southgate (British Patent No. 12314), this mechanism integrates seamlessly into the action frame, relying on the cocking rods to tension and release the ejectors for reliable performance without manual intervention.^[25] Widely adopted in British and European boxlocks, it marked a significant step toward more efficient reloading in driven game scenarios. In contrast to the standard rectangular frame of the original Anson & Deeley boxlock, the round-body variant employs a circular action body for a more streamlined profile and superior weight distribution, contributing to balanced handling and reduced perceived recoil. This design gained prominence in European manufacturing, especially among Spanish producers after 1900, where it offered refined ergonomics in mid-grade sporting guns. The rounded configuration provides a solid, compact structure that enhances overall stability without compromising the self-cocking lock principles. Contemporary iterations of the boxlock action leverage CNC machining for precise fabrication in custom 21st-century shotguns, enabling tighter tolerances and integration of features like inertia triggers that reset via recoil for consistent second-shot reliability. Manufacturers such as Fausti employ these techniques to produce scaled-frame boxlocks with modern materials, while rare over/under boxlock designs, like those from Connecticut Shotgun Manufacturing Company, adapt the mechanism for stacked-barrel configurations to meet demands for versatile field and clays use.^[26]^[27] These variants generally incorporate additional components—such as specialized ejector trips or trigger assemblies—to boost serviceability and modularity, yet they retain the essential enclosed housing of the core design for enduring durability.

Comparisons to Other Actions

Versus Sidelock Actions

The boxlock action encloses its internal locking and firing mechanisms within a central metal frame, creating a more compact and streamlined structure compared to the sidelock, where the locks are mounted on external sideplates visible through the fences of the action.^[17]^[14] This enclosure in the boxlock reduces the need for extensive wood removal in the stock head during fitting, preserving more material for added strength at the junction of action and stock.^[14] In contrast, sidelock designs position the mechanisms externally on removable plates, allowing for easier access but requiring more precise inletting of the stock.^[17] Manufacturing differences further distinguish the two actions, with the boxlock generally being simpler and quicker to produce due to fewer custom-fitted components and less intricate assembly, resulting in substantially lower costs—often making it the choice for non-premium models.^[17]^[14] Sidelocks, however, demand greater craftsmanship for their external plates, which provide ample surface area for intricate engraving and embellishment, appealing to high-end custom builders.^[28]^[14] This complexity contributes to the sidelock's higher production expenses and longer build times.^[17] Debates on strength highlight trade-offs between the designs: proponents of the boxlock argue its enclosed frame and minimal stock alteration yield a more robust head, better suited to withstand recoil without cracking.^[14]^[28] Sidelock advocates counter that the external mounting distributes stress more evenly across the action bar, potentially offering superior performance for high-pressure modern loads, though no conclusive evidence favors one definitively.^[14]^[17] In terms of user experience, the boxlock's self-contained design facilitates quicker manual opening and closing, providing a straightforward operation ideal for field use.^[28] Sidelocks, particularly self-opening variants, offer a more traditional and elegant feel, with their visible plates enhancing aesthetics and appealing to purists who value the heritage and visual refinement of the mechanism.^[14]^[28] By the 20th century, the boxlock had dominated production of double-barrel shotguns, comprising over 90% of U.S. models sold between 1875 and 1925 (with only the L.C. Smith sidelock as a notable exception), due to its affordability and reliability for mass-market guns.^[29] Globally, it became the standard for most non-luxury doubles, while sidelocks persisted primarily in premium and custom firearms.^[17]^[28]

Versus Trigger-Plate Actions

The boxlock action differs fundamentally from the trigger-plate action in its internal layout, with the former featuring self-contained locks mounted within a compact, box-like frame integrated into the action body for a streamlined and enclosed mechanism. In contrast, the trigger-plate action positions all major firing components—such as hammers, sears, and springs—directly on a flat plate beneath the triggers, which supports a more rounded and solid action bar without compromising structural integrity. This plate-mounted configuration, often seen in designs like those from Scottish makers, allows for a sleeker external appearance compared to the boxlock's more angular body.^[14]^[30]^[31] Reliability is a key distinction, as the boxlock's enclosed, self-contained design provides greater robustness for prolonged heavy use, with fewer exposed pivot points that minimize the risk of mechanical failure over time. Trigger-plate actions, while dependable in modern iterations, can experience greater vulnerability to misalignment or wear in rugged field conditions due to the reliance on the plate's mounting points, though their use of bow springs—rather than the V-springs common in boxlocks—helps reduce spring breakage rates. The boxlock's integrated structure thus offers enhanced durability for demanding applications like extended hunting sessions.^[14]^[31] In terms of complexity and manufacturing, trigger-plate actions lend themselves to simpler and more cost-effective semi-mass production, particularly for over-and-under shotguns, as the plate-based assembly streamlines component placement and allows for efficient replication in factories. The boxlock, by comparison, achieves a balance of mechanical simplicity and inherent strength tailored to hammerless double-barreled guns, though it requires precise internal housing that can elevate production costs slightly over basic trigger-plate setups. Historically, trigger-plate actions originated in Scotland in the late 19th century, with patents by James MacNaughton in 1879 and John Dickson in 1880 for round-action designs, while the boxlock, patented in 1875 by Anson and Deeley, became the standard for British hammerless double-barreled shotguns.^[30]^[14] Performance-wise, the boxlock excels in seamless integration of ejector systems, enabling reliable automatic ejection in double guns without compromising the action's compactness, which has contributed to its widespread adoption in versatile field applications. Trigger-plate actions, however, prioritize customization limitations in high-end builds but shine in providing superior balance and swift handling, particularly for driven game shooting where quick target acquisition is essential. Unlike sidelock actions, which emphasize external aesthetics, both designs focus on practical internal utility for modern sporting use.^[14]^[30]

Advantages and Disadvantages

Advantages

The boxlock action's design features fewer moving parts compared to sidelock mechanisms, contributing to its simplicity and enhanced reliability in operation. This reduced complexity minimizes potential points of failure, allowing for consistent performance over extended use, with V-springs maintaining reliable cocking force through thousands of cycles.^[20]^[30]^[5] Its compact configuration, with lockwork enclosed within the action body, results in a shorter overall length than equivalent sidelock designs—enabling lighter firearms suitable for prolonged field carry, such as 12-gauge models weighing under 7 pounds.^[20]^[5] The straightforward construction facilitates easier mass production, which significantly lowered manufacturing costs in the late 19th century; by the 1880s, this made high-quality double-barreled shotguns more accessible to middle-class hunters who previously could not afford them.^[32]^[5]^[33] In terms of strength, the internal bolt-locking system provides robust support, capable of withstanding chamber pressures of 11,500 psi as per SAAMI standards for 12-gauge loads, while requiring minimal wood removal at the stock head for a secure metal-to-wood fit that enhances overall durability.^[1]^[34] For field use, the boxlock excels in quick handling during upland bird hunting, with its protected internal components offering superior resistance to weather, dirt, and debris compared to more exposed action types.^[5]^[20]

Disadvantages

One notable drawback of the boxlock action is its aesthetic limitations, as the internal housing of the lockwork provides no visible lock plates, restricting opportunities for intricate engraving that enhances the artistry of bespoke firearms. Sidelock actions, by contrast, offer a larger, exposed surface area on the side plates for detailed embellishments, making them preferable for high-end custom guns valued as heirlooms.^[35]^[28] Repairing a standard boxlock action presents challenges due to its fixed internal components, which are more difficult to access without specialized tools and disassembly, potentially increasing maintenance time and costs for gunsmiths. While hand-detachable variants, such as the droplock design, address this by allowing tool-free lock removal for easier cleaning and field repairs, they add complexity and expense to the manufacturing process.^[36]^[1] The boxlock's design has raised concerns regarding perceived strength, particularly in its thinner action table and the hammer pivot pin hole, which can weaken the frame at critical flex points under extreme stress, such as high proof loads. Although this is debated among experts—with boxlocks generally proving durable and tested to 1.5 times standard chamber pressures—the configuration may be less resilient to barrel flex compared to sidelocks in demanding applications like double rifles.^[36]^[1] Customization of boxlock actions can be constrained by the compact internal layout, offering limited space for advanced trigger mechanisms, selectors, or ejector systems, often resulting in simpler, non-ejector models that require manual extraction of spent shells. This design prioritizes reliability over modularity, making extensive personalization more challenging and costly than in sidelock configurations with greater component accessibility.^[28]^[35] Originally developed for the lower-pressure black powder era, traditional steel boxlock actions may require significant upgrades, such as reinforced barrels or modern proofing, to safely handle high-velocity smokeless ammunition without risking obsolescence or failure in contemporary use.^[1]

Applications and Examples

Notable British Boxlock Shotguns

Westley Richards pioneered the production of boxlock shotguns with their 1875 introduction of the Anson and Deeley hammerless model, a 12-gauge side-by-side design that marked the first commercial embodiment of the boxlock action.^[5] This innovation, patented earlier that year, featured concealed hammers and a robust steel receiver, setting the standard for modern double-barreled shotguns.^[3] The firm became renowned for its droplock variant, incorporating hand-detachable locks that facilitated rapid barrel swaps and lock maintenance in the field, enhancing reliability for sporting use.^[36] W.W. Greener further advanced the boxlock design with the Facile Princeps model, patented in 1880 as an improved iteration of the Anson and Deeley action. This self-cocking mechanism, where the falling barrels directly engaged the tumblers, offered smoother operation and reduced wear, making it a favorite among practical shooters.^[37] Greener's boxlocks, often chambered in 12-gauge with chopper-lump barrels, emphasized durability and were exported widely, contributing to the action's global adoption.^[38] E.J. Churchill expanded boxlock production in the early 20th century, focusing on affordable yet high-quality models like the XXV series, which included 20-gauge variants suitable for game shooting.^[39] Post-1900, Churchill's boxlocks featured innovative elements such as the concave Churchill rib for improved sighting and were built on the Anson and Deeley frame with ejectors, appealing to a broad market beyond elite circles.^[40] These guns, with their checkered walnut stocks and double triggers, represented accessible British craftsmanship and saw significant output during the interwar period.^[41] While prestige makers like Holland & Holland and James Purdey & Sons largely adhered to sidelock traditions for their finest guns, British boxlocks from firms such as Westley Richards, Greener, and Churchill dominated practical and export markets from the late 19th century onward.^[5] These shotguns typically showcased exhibition-grade walnut stocks, hand-checkered for grip and aesthetics, underscoring Britain's influence on international shotgun design.^[42]

Notable American and Other Boxlock Shotguns

In the late 19th century, Parker Brothers of Meriden, Connecticut, pioneered American adoption of the boxlock action with their hammerless designs introduced in the latter part of 1888, including higher grades such as the V-grade introduced in 1898.^[10]^[43] These shotguns featured a robust boxlock mechanism that contributed to their reputation for reliability in competitive shooting, particularly trap events, where they became iconic among American sportsmen. By 1942, Parker Brothers had produced approximately 242,000 shotguns overall, many incorporating the boxlock action in various grades suited for field and target use.^[10]^[43] L.C. Smith, under the Hunter Arms Company, introduced boxlock shotguns in 1904 as a more affordable alternative to their signature sidelock designs, with the Field Grade serving as the entry-level model introduced around 1912.^[11] These models gained popularity for optional single-trigger upgrades, which improved handling for upland hunting, and were chambered in gauges ranging from 12 to 28, accommodating diverse shooting needs. Production emphasized mass-market accessibility, making them a staple in American field shooting through the early 20th century.^[11] The A.H. Fox Gun Company produced the Sterlingworth boxlock from 1910 through the 1940s, positioning it as an affordable yet robust field gun with a solid boxlock action and standard automatic safety to prevent accidental discharge during carry.^[44]^[45] Priced for the working hunter, it utilized through-lump barrels for straightforward manufacturing while maintaining the strength needed for repeated use in upland pursuits. The model's selective single-trigger option, introduced in 1914, further enhanced its appeal for practical American shooters.^[44]^[45] Ithaca Gun Company's Flues model, a hammerless boxlock double introduced in 1908 and produced until 1926, featured an exposed frame that allowed for partial engraving on higher grades, blending functionality with modest aesthetics. Over 223,000 units were manufactured, making it the best-selling American double-barrel shotgun of its era and particularly favored in the Western United States for its lightweight design suited to rugged terrain and game birds. The model's rotary bolt and ejector system emphasized reliability for everyday hunters.^[5]^[46] Internationally, Spanish manufacturers like Arrieta adapted boxlock actions in the 1950s for post-war export, with models such as early sidelock and boxlock side-by-sides offering economical alternatives to British designs while incorporating local steelworking expertise. In Italy, Beretta expanded its over/under boxlock shotguns in the 1960s, including later models such as the 686 series introduced in the late 1970s, targeting American and European export markets with durable, multi-gauge options that popularized the configuration among competitive and field shooters worldwide. These adaptations reflected growing global demand for reliable, cost-effective boxlock firearms beyond traditional British influences.^[47]^[48]^[49] In the 21st century, the boxlock action remains in production by manufacturers such as AYA in Spain and the Connecticut Shotgun Manufacturing Company in the United States, offering modern side-by-side shotguns for sporting and hunting use as of 2025.^[5]

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Sidelock Vs. Boxlock Shotguns: A Comparative Analysis
Nov 12, 2023 · Boxlock shotguns feature a more compact and streamlined design, with the lock mechanism housed within the action body.
[30]
Early 20th Century Affordable American Doubles
Oct 30, 2025 · Out of approximately 17 million double shotguns sold in the United States between 1875 and 1925, only about 1.5 million were made by L.C. Smith, ...Missing: share | Show results with:share
[31]
Boxlocks, sidelocks and trigger plates - what's the difference?
Feb 1, 2022 · Simply put, the lock, or lockwork, is the mechanism that translates the pull of the trigger into the discharge of the gun. My research suggests ...
[32]
The appeal of the Scottish round action gun - The Field
Feb 24, 2022 · ... gun but situated above the triggers and known as a trigger-plate action. With the mechanism built upon the trigger-plate, the solid action ...Missing: definition | Show results with:definition
[33]
Mechanisation in the Gun Trade - Vintage Guns
Jun 28, 2018 · Until then, no two shotguns made were identical, though Bonehill had attempted to tackle this with the 'Interchangeable' boxlock in the 1880s.
[34]
Talking'bout an Evolution - Vintage Guns
Jan 1, 2022 · A new Westley Richards rifle using a take-down action originating around 1900. From this recognition, Westley Richards began building best ...
[35]
[PDF] VELOCITY AND PRESSURE DATA - SAAMI
The maximum average pressure (MAP) is 11,500 psi. Instrumental velocity is 1,145 fps for 15/16-oz lead shot, and 1,200 fps for 1-oz lead rifled slug.
[36]
Wingshooting - High Vs. Low Pressure - Shooting Sportsman
The maximum average pressure (MAP) permitted by SAAMI for 12-gauge 2¾" service loads is currently 11,500 psi. CIP permits slightly less at 10,730 psi (740 bar).
[37]
Sidelock
### Summary of Sidelock vs Boxlock Advantages and Disadvantages
[38]
The Westley Richards 'Droplock' | Shooting Sportsman Magazine
Patented in 1897 and perfected by 1909, the droplock has become the signature design of Westley Richards. The droplock may have been an accidental breakthrough.Missing: date | Show results with:date
[39]
Greener - Sporting Classics Daily
Apr 12, 2016 · One of my favorite Greener contributions was his Treble Wedge-Fast Lock boxlock shotgun he called the Facile Princeps, which in Latin ...<|control11|><|separator|>
[40]
W.W.Greener
WW Greener was a member of the second-generation family which had been involved with gunmaking from 1829 to the present day.New Guns · Historical Guns · Repairs · History
[41]
IGC Archive - Churchill XXV grades and models - Internet Gun Club
Nov 24, 2008 · The "Featherweight" was a XXV boxlock weighing about 5-5 1/2 lbs. In 1937 a new model shotgun, initially named the "Coronation" was introduced.
[42]
Celebrating Churchill's | Shooting Sportsman Magazine
E.J. Churchill is a British gunmaker, known for its pigeon guns, and later for "XXV" batons. They were a successful London gunmaker, and now offer a range of ...
[43]
Early E.J. Churchill info needed - Doublegunshop.com - Double guns
Aug 16, 2017 · The new Crowns, most made by Webley & Scott, were numbered 8010 to 8150 and 8175 to 8179; other better finished models of the new Crown had ...Pre WW2 Churchill Crown grade XXV in 410Henry Atkin - Questions (Pics Added)More results from www.doublegunshop.com
[44]
best boxlocks from teh provinces - Vintage Guns
Jun 25, 2016 · You can buy a best provincial or Birmingham boxlock with beautiful engraving, best grade wood and classy features everywhere you look.Missing: notable | Show results with:notable
[45]
Parker Bros. & Parker Reproduction - Page 1 - Connecticut Shotgun
From 1867 to 1942, Parker Bros. in Meriden, CT produced approximately 242,000 guns were produced in gauges ranging from 8ga, 10ga, 11ga, 12ga, 14ga, 16ga, ...Missing: hammerless V- boxlock numbers
[46]
A Look at the A.H. Fox Sterlingworth Shotgun - Project Upland
May 15, 2020 · A history of the Fox Sterlingworth one of the most popular vintage shotguns collected and used by upland bird hunters in the United States.
[47]
A.H. Fox Shotguns: A Look Back | An Official Journal Of The NRA
Apr 13, 2017 · The Sterlingworth was a utility-grade field gun utilizing through-lump barrels, instead of Fox's normal barrel extension and horizontal axis ...
[48]
Early Ithaca Flues Field Grade Boxlock Double Shotgun - Auctions
Flues model production began in 1908 with serial number 175000, this example ... We recommend that the bidders view the items in person and form their own ...
[49]
The Spanish Revival - Shooting Sportsman
By the early '50s ... pretty Spanish shotgun from Arrieta & Arrizabalaga. Arrieta & Arrizabalaga guns, such as this sidelock over/under, are marketed with one ...Missing: Ariete 1950s boxlock
[50]
Rise of the Over-Under Shotgun: A History Lesson - Project Upland
Jun 21, 2021 · ... mass-production techniques. Compared to a Superposed, all the S55, S56, and S57 weighed less; the S55 and S56 cost less, too. Thanks to ...