Barrel: Chrome Moly Vanadium M4 Feed Ramps 16" Length 1x9 Twist A2 Flash Hider Manganese Phosphated Phosphated under Gas Block DTI Low Profile Gas Block Threaded Muzzle Light Weight Profile Chamber: 5.56 X 45 mm Bolt And Carrier: Phosphated 8620 Steel Carrier Assembly Heat Treated and Plated Mil-Spec Chrome Lined Carrier Interior Carrier Key - chrome lined attached with Grade 8 Screws Properly Staked & Sealed Gas Key Handguards: 15" MLOK Free Float Upper Receiver: Forged 7075 T6 Aluminum Flat Top With M4 Feed Ramps Hard Coat Anodized Mil-Spec Ejection Port Cover and Round Foward Assist Right Hand Ejection Lower Receiver: Forged 7075 T6 Aluminum Hard Coat Anodized Mil-Spec Aluminum Triggerguard Semi-Auto Aluminum Mag Catch Button Buttstock: M4 5 Position Mil-Spec Buffer Tube Weight: 6.2 lbs Empty Length: 36.375" Fully Extended 32.625 Collapsed Accessories: 1 x 30rd Magazine Gun Lock Specifications: Caliber: 380 AUTO Capacity: 6 Slide Material: Through-Hardened Alloy Steel Barrel Material: Alloy Steel Barrel Length: 2.75" Grip Frame: High Performance Glass-Filled Nylon Slide Finish: American Flag CerakoteA(R) Barrel Finish: Black Oxide Width: 0.82" Sights: Integral Weight: 9.6 oz. Feature: American Flag CerakoteA(R) Slide Overall Length: 5.16" Height: 3.60" Grooves: 6 Twist: 1:16" RH Available in CA: No Available in MA: No