Search results
Results from the WOW.Com Content Network
A patented AR-15-pattern is produced with a bolt design featuring a redesigned extractor intended to improve the extraction of cartridges under adverse conditions. The company also produces a redesigned bolt carrier intended to improve the reliable performance of the rifle's “internal piston” system by obtaining a similar timing sequence with 14.5-inch carbine-length barrels compared to 20 ...
These are often called supplemental chambers or cartridge adapters, and the entire supplemental chamber is treated like a cartridge, being loaded and ejected as a unit with the smaller cartridge. Since the barrel of the firearm is used, the caliber of the cartridges must match. The most commonly encountered supplemental chambers are for .30 ...
The quarter-turn T-slot nuts have different torque specifications depending on the handguard material: 4.0 N⋅m (35 lb⋅in) for attaching metal accessories to metal handguards. 1.7 N⋅m (15 lb⋅in) for attaching polymer or metal accessories to polymer handguards. 1.7 N⋅m (15 lb⋅in) for attaching polymer accessories to metal handguards.
Attaching the barrel to the receiver using a barrel nut and a barrel with a shoulder is an alternative to action threads, which has been used in firearms such as the Sten gun and AR-15. Hand tools Quick barrel change systems is an increasingly popular alternative, as seen in for example SIG Sauer 200 STR, Roessler Titan or Blaser R8.
[15]: 85–86 They also allow for the use of angled screw drivers and trim head screws. The socket-headed Robertson screws reduce cam-out, stop a power tool when set, and can be removed if painted over or old and rusty. [15]: 85–86 In industry, they speed up production and reduce product damage. [15]: 85–86
A click torque wrench. A torque wrench is a tool used to apply a specific torque to a fastener such as a nut, bolt, or lag screw.It is usually in the form of a socket wrench with an indicating scale, or an internal mechanism which will indicate (as by 'clicking', a specific movement of the tool handle in relation to the tool head) when a specified (adjustable) torque value has been reached ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The AR-15 uses an L-type flip, aperture rear sight and it is adjustable with two settings, 0 to 300 meters and 300 to 400 meters. [16] The front sight is a post adjustable for elevation. The rear sight can be adjusted for windage. The sights can be adjusted with a bullet tip or pointed tool. The AR-15 can also mount a scope on the carrying handle.