The Colt M4 Braced AR-15 Pistol is a semi-automatic AR-platform handgun chambered in 5.56mm NATO, engineered to deliver duty-grade reliability in an ultra-compact, close-quarters footprint. This firearm incorporates a 10.3-inch chrome-lined, manganese-phosphate finished barrel with a 1:7" twist rate and an A2 flash hider, built onto mil-spec forged 7075-T6 aluminum upper and lower receivers with a matte black Type-III hardcoat anodized finish. Specifications and Features: Action: Semi-Automatic Barrel Length: 10.3" Caliber: 5.56 NATO|223 REM Frame Finish: Black Grips: SBA5 Pistol Brace, 6-Position Mil-Spec Length: 26.8 and 29.3 Extended Magazine Capacity: 30+1 Magazines Included: 1 Safety: Manual Safety Sights: No Sights Weight: 5.7 lbs Caliber or Gauge: 5.56 x 45mm NATO Product Type: Handguns