AR Upper Parts

Knight's Armament Terminator Handstop with QD Sling Swivel Socket PN: 25460 The KAC Terminator Handstop provides a tactile reference point for the support hand that helps the shooter to acquire a...

KAC 7.62 QDC MAMS Kit PN: KM30598 The KAC 7.62 MAMS (Multi-Axis Muzzle Stability) Brake has been engineered to increase controllability, to significantly reduce felt recoil, and to help mitigate a...

KAC 5.56 M4QD NT-4 MAMS Muzzle Brake The KAC 5.56 MAMS (Multi-Axis Muzzle Stability) Brake has been engineered to increase controllability, to significantly reduce felt recoil, and to help mitigate...

Knight's Armament Corp. (KAC) 7.62 QDC FLASH SUPPRESSOR KIT, 5/8-24 PN: 112954 Flash hider for connecting QDC suppressors. KAC 7.62 QDC compatible. Threaded for Knight's .300 and non-Knight's 7...

Knight's Armament Corp. 5.56mm QDC MAMS Muzzle Brake Kit PN:30168 The KAC 5.56 MAMS (Multi-Axis Muzzle Stability) Brake has been engineered to increase controllability, to significantly reduce felt...

KAC 7.62mm QDC 3-Prong FH Kit PN:31194 The KAC 7.62mm QDC Suppressor Compatible 3- Prong Flash Hider. Caliber Up to .30.  Specifications: Weight: 4.9oz (139g)Length: 2.8" (70mm)Thread Size: 3/4"...

Knight's Armament Corp. M-LOK QD Sling Mount PN:32096  The KAC M-LOK Sling Mount attaches quickly and securely to the URX 4 rail or any other rifle handguard that has a M-LOK interface. The sling...

Lantac Enhanced BCG Full Auto Style (.223/5.56) Black Nitride LANTAC E-BCG®, Enhanced Bolt Carrier Group. M16 Full Auto Style for increased mass and lock time.Our BCG is precision machined from...

Lantac M-SPEC 5.56/.223 BCG Not every customer has the requirement or budget for a fully enhanced, top of the line AR15 accessory. Many users simply need a quality milspec component supplied at a...

LBE Unlimited Complete Nickel Boron BCG M16 Complete Bolt Carrier Group – Nickel Boron Bolt Material 9310 Tool Steel Carrier 8620 Steel Staked Gas Key NiB Coated Includes Firing Pin,...

LBE Unlimited M-16 Complete Bolt Carrier Group M16 Complete Bolt Carrier Group. Assembled and ready to go… Phosphated 8620 Steel Carrier – M16 Style Carpenter 158 Bolt (Extractor and Bolt Gas...

11.5″ 5.56 NATO LMT Defense 11.5" Chrome-Lined 5.56×45mm (.223) 1:7" RH Twist Barrel Designed for the LMT monolithic receiver, this barrel features a low-profile gas block, a carbine-length straight...