Features: Caliber: 9mm Luger Color: Black Barrel: 6" Cold Radial Hammer Forged MeloniteA(R) 1:10 1/2x28 Sights: Hybrid Flip-Up Upper Receiver: Monolithic Aluminum Type III Hardcoat Anodized Lower Receiver: Injection Molded Glass-Filled Polymer Gas System: Roller-Delayed Handguard: Integral M-LokA(R) Pistol Brace: Strike Industries FSA Trigger: Flat Aluminum Muzzle Device: Multi-Port Muzzle Brake Receiver End Plate: Picatinny Charging Handle: Reversible Non-Reciprocating Safety Switch: Ambidextrous Trigger Guard: Integral to Receiver Grip: AR-Pattern w/ Adaptive Grip Texture Magazines: (2) 10-Round Weight: 5 lbs 5 oz Length: 15.5" - 24.5"