<p>BCI 510-0001FDE SQS15 Professional Series Semi-Automatic 300 AAC Blackout/Whisper (7.62x35mm) 16″ 30 1 6-Position Blk Stk Flat Dark Earth The BCI SQS 15 Professional series rifle features a semi-automatic action, a advanced combat trigger, and a ambidextrous safety. It has a barrel length of 16.0″ that is made of forged 7075 T6 aluminum with a flash hider muzzle. The receiver is made of nitride that is finished in flat dark earth/black and its stock is a 6-position black synthetic stock. It weighs 6.45 lbs and has an over all length of 33″-36″. Action :Semi-Automatic Caliber :300 AAC Blackout/Whisper (7.62x35mm) Barrel Length :16″ Capacity :30 1 Trigger :Advanced Combat Trigger Safety :Ambidextrous OAL :33″-36″ Weight :6.45 lbs Stock Description :6-Position Black Metal Finish :Flat Dark Earth/Black Muzzle :Flash Hider Receiver Material :Forged 7075 T6 Aluminum Sights :None, Optic Ready Barrel Description :Nitrided Twist :1:8″</p>