Sig Sauer MCX Spear - Semi-automatic AR - 762NATO - 16" Threaded Barrel - SLX/SLH QD Flash Hider - Anodized Finish - Coyote - M-LOK Handguard - Ambidextrous Bolt Catch/Release - Rear and Side Charging Handle - 2 Position Adjustable Gas Valve - 6 Position Push-Button Folding/Collapsing Stock - 20 Rounds - 1 Magazine RSPEAR-762-16B