Our new 8″ custom “MOLON LABE” is compatible with any mil spec 556/223 upper receiver and billet upper receivers.
It features a full pica tinny rail on top and MLOK on the bottom side, free-floating, and made of 6061 T6 Aluminum.
Inside diameter is 1.55″, and outside diameter is 1.80″. (will fit most 30cal suppressors and muzzle devices.
Ships with barrel nut and hardware to install.
100% compatible with Cry Havoc Tactical QRB (AR15)