Knights Armament

The Knights Armament SR-30 takes advantage of the .300BLK, offering a 9.5” barrel that is as capable as an 11.5” 5.56mm SBR, for a significantly more transportable and maneuverable firearm. The QDC compatible Flash Hider will mount any of the...

The KAC Medium URX II free floating forend features an integral, flip-up front sight assembly that folds flush with the continuous top rail when not in use, creating a seamless look. Full length mil-spec M1913 Picatinny rails are located at the 3-, 6-,...

Shim set for Knight's Armament 7.62mm rifles using 3/4"x24 muzzle devices. This 7-Piece Shim Set is for use in properly timing a flash hider or muzzle brake.  Shims the muzzle device off of the end of the barrel, does not fit over the barrel threads...

The Knights Armament QDC Flash Suppressor is compatible with KAC's QDC suppressor and is threaded in 5/8x24.  Note, this muzzle device will not fit the SR25. Weights 3.6oz and includes a shim kit and Rocksett.  

Thread: 1/2"-28 compatible with Knight's Armament SR25 QDC suppressor.  Includes: Knight's Armament Company QDC Flash Suppressor and shim kit with Rocksett. 7.62 QDC Flash Suppressor    Specifications:Weight: 3.9 oz...

The KAC M4QD Flash Hider is an effective flash suppressor that also serves as a platform for attaching a Knight’s Armament quick detach QDSS-NT4 sound suppressor. Comes complete with a 7-piece shim kit.   Specifications: Weight: 2.4oz...

Replacement right hand piston assembly for KAC MK23 suppressors

The Knight's Armament Piston Assembly — USP Tactical M16x1 LH (KAC PN: 22500) is KAC's replacement piston assembly for Heckler & Koch USP Tactical pistols with M16x1 left-hand thread suppressor mounts. This piston component is part of the suppressor...

The Knights Armament SR-25 Precision Carbine Upper Kit was built as a dual role 7.62 NATO Carbine. Every PC is equally adept at putting rounds on target at 1000 meters or rapid multi-shot engagement at close range distances. Featuring our 16” cut...

The Knights Armament SR-25 14.5” Combat Carbine Upper kit is the latest evolution in the lightweight 7.62mm NATO Carbine platform. The 14.5” CC provides 7.62mm NATO performance in a package of comparable weight and size to common lower...

Knight's SR-30 E3 MOD 2 takes advantage of the .300 BLK, offering a 9.5" barrel for a significantly more transportable and maneuverable firearm. The QDC compatible Flash Hider will mount any of the KAC 7.62mm QDC suppressors. The SR-30 has 99% parts...

The SR-15 E3 Mod 2 5.56 mm NATO barrel is manufactured for military grade durability, and is free-floated inside a URX4 M-LOK handguard. An improved E3 round-lug bolt design both enhances function and increases bolt life. The 5.56 mm 3-Prong Flash...