-
HK UPPER MR556A4 5.56 11″ BLK
2,499.00$(0)Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/556NATO, 11″ Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15…
-
HK UPPER MR556A4 5.56 16.5″ BLK
2,499.00$(0)Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5″ Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15…
-
HK UPPER MR556A4 5.56 16.5″ BLK
2,499.00$(0)Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5″ Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15…
-
HK UPPER MR762 A4 7.62X51 13″ BLK
3,049.00$(0)Heckler & Koch MR762 A4 Upper Receiver, 308 Winchester/762NATO, 13″ Barrel, Threaded 5/8X24, M-LOK Handguard, Anodized Finish, Black, Adjustable Gas…
FrontLine Armoury | Gun shop FL
We are dedicated to providing the highest quality in Florida.