American Defense Manufacturing 5.56 14.5 Inch Barrel M-Lok Rail Upper Reciever Black 14.5 in UICCUBLK14M2MLOK. 56 14.5 Inch Barrel M-Lok Rail Upper Reciever. Built with a Criterion 14.5-inch barrel these AR15 Upper Receivers by American Defense...
American Defense Manufacturing 5.56 14.5 Inch Barrel M-Lok Rail Upper Reciever Black 14.5 in UICCUBLK14M2MLOK. 56 14.5 Inch Barrel M-Lok Rail Upper Reciever. Built with a Criterion 14.5-inch barrel these AR15 Upper Receivers by American Defense...