Aero Precision/CMT UHPR MOD 4. 12.5 upper $420.00PriceNew upper built by Ray Gunworks Aero precision upperBallistic advantage 12.5 5.56 barrel Carbine length gas system .750 1/2x28 threads Cross machine and tool 11.5” UHPR MOD 4 railNo bcg, charging handle or muzzle device included QuantityOut of StockNotify When Available
Aero Precision/CMT UHPR MOD 4. 12.5 upper $420.00PriceNew upper built by Ray Gunworks Aero precision upperBallistic advantage 12.5 5.56 barrel Carbine length gas system .750 1/2x28 threads Cross machine and tool 11.5” UHPR MOD 4 railNo bcg, charging handle or muzzle device included QuantityOut of StockNotify When Available
