Available to order
HK MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5" Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384
Out of stock
HK MR556 A4, Semi-automatic, Pistol, 223 Remington/556NATO, 11" Barrel, Anodized Finish, Black, M-LOK Free Float Handguard, Adjustable Gas Block, HK USA Enhanced Grip, Ambidextrous Controls, 30 Rounds, 1 Magazine 81001050
Out of stock
HK MR556 A4, Semi-automatic, AR, 223 Remington/556NATO, 16.5" Barrel, Anodized Finish, Black, M-LOK Free Float Handguard, Adjustable Gas Block, HK USA Enhanced Grip, HK416 Six Position Stock, Ambidextrous Controls, 10 Rounds, 1 Magazine 81000828
Out of stock
HK MR556 A4, Semi-automatic, Pistol, 223 Remington/556NATO, 11" Barrel, Anodized Finish, Black, M-LOK Free Float Handguard, Adjustable Gas Block, HK USA Enhanced Grip, Ambidextrous Controls, 10 Rounds, 1 Magazine 81001051
Out of stock
HK M27, USMC Special Edition, Semi-automatic, AR, 223 Remington/556NATO, 16.5" Barrel, Matte Finish, Black, Polymer Grip, Free Float M-LOK Hanguard, Flip Up Iron Iron Sights, Adjustable Stock, 30 Rounds, 1 Magazine 81000845
Out of stock
HK M27 Deployment Kit, Semi-automatic, AR, 223 Remington/556NATO, 16.5" Barrel, A2 Flash Hider, Matte Finish, Black, Polymer Grip, Free Float M-LOK Handguard w/Manta Rail Covers, Tijicon ACOG and RMR Optic, Harris Bipod, Knights Armament Front/Rear Flip Sig
