Black Rain Ordnance Builder's Kit AR-15 5.56mm 16 in Upper Receiver Flat Dark Earth BRO-BK-002. The upper receiver comes fully assembled with a 16 chromoly barrel chambered in 5.56 and with an A2 flash hider. A 12 MLOK rail allows attachment of...
Black Rain Ordnance Builder's Kit AR-15 5.56mm 16 in Upper Receiver Flat Dark Earth BRO-BK-002. The upper receiver comes fully assembled with a 16 chromoly barrel chambered in 5.56 and with an A2 flash hider. A 12 MLOK rail allows attachment of...