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A2-style front post [5] Bushmaster Dissipator Model XM-15 rifle with aftermarket handguards The Bushmaster XM-15 used by the D.C. snipers during their attacks in October 2002 The Bushmaster XM-15 series (or XM15 [ 3 ] ) is a line of AR-15 style semi-automatic rifles and carbines manufactured by Bushmaster Firearms International, LLC . [ 2 ]
The rifle offering was updated in July 2019 with an M-LOK compatible handguard and optional flip-up front sight, [9] while a refreshed pistol debuted in October 2019. [ 10 ] The SAINT Edge variant was introduced in mid-November 2017, featuring a modular trigger system, mid-sized charging handle , and muzzle brake . [ 11 ]
A2: Rear sight adjustable for both windage and elevation Flattop : Indicates carry handle and rear sight has been replaced with a MIL-STD-1913 rail. A detachable carry handle can be attached to the rail which features either A1 (Diemaco/Colt Canada) or A2 (Colt) sights
Near the front of the forearm there is often an underside sling swivel stud and sometimes also a barrel-band to secure the forearm to the barrel (as seen in the photo). [ 1 ] [ 2 ] Some forearms are equipped with additional heat shields to protect the user from heat radiating from the barrel when the firearm is fired.
The CAR-15 name was an attempt to re-associate the AR-15 name with Colt, since the AR initially stood for ArmaLite, the original manufacturer of the ArmaLite AR-15. Colt later abandoned the CAR-15 concept, but continued to make carbine variations, using the " M16 " brand for select-fire models and the " Colt AR-15 " brand for semi-automatic models.
The recoil spring was within the upper barrel gas system compared to the AR-15/M-16, where the recoil spring is within the butt stock. Originally marketed for police and the military, Bushmaster later moved from this design to a variant of Eugene Stoner's AR-15/M-16 weapon system. Bushmaster chambered the First Generation rifles for the 5.56mm ...
The MDNS (Miniature Day-Night Sight) program included the Block I Phased Replacement components and the Block II components [12] Daniel Defense M4A1 RIS II (Rail Interface System), GL/SSC RIS II (Grenade Launcher/Sound Suppressor Capable), and MK18 RIS II (with FSP (front sight post) variations) free-float handguards [7] [8] [9] [10]
The rear sight can be zeroed for windage in 3.8 cm or 0.38 mrad increments at 100 m, when used with a 367 mm (14.45 in) carbine length sight radius. Elevation can be zeroed in 4.7 cm or 0.47 mrad increments at 100 m. Once the iron sight line is zeroed, the front sight post and rear sight should not be moved. [3] [4]