CAR816 A2 Complete Upper - U80021343

5.56x45mm NATO Gas Operated Short Stroke Piston with 3 Position Adjustable gas key Built to exceed NATO test protocols; Bore Obstruction and ''Over the Beach'' Testing Forged 7075 Hard Coat Anodized upper and lower receiver set 9'' Handguard with key lock anti-cant, integrated QD points and Mlok attachment system QPQ 4150 CMV Barrel with Caracal Barrel Extension and Chamber Design QPQ BCG, Caracal Anti Tilt Carrier with Carpenter 158 Bolt