Store 5/8-24 | 1/2-28 | KeyMicro | All 5/8-24 1/2-28 KeyMicro Stubby Stick 5.56 Upper with KeyMicro Installed from $879.00 Select BCG/CH No BCG No Charging Handle With BCG and Charging Handle Add To Cart Stubby Stick 5.56 Upper from $779.00 Select BCH/CH No BCG No Charging Handle With BCG and Charging Handle Add To Cart Stubby Stick 300BLK from $779.00 Select BCG/CH No BCG, No charging handle With BCG and charging handle Add To Cart Aero Precision Enhanced M-LOK Handguard 9.3" Gen2 Black $160.00 Add To Cart JP 2pc Adjustable Gas Block .750", Carbine gas tube installed $133.00 Add To Cart