<p>Product Specs Weight: 7.4 pounds Length: 32.25″ collapsed, 35.75″ extended Action: Semi-auto direct impingement Chamber: 5.56 NATO – this rifle will also shoot .223 Twist Rate: 1/9 button rifled Muzzle Device: A2 flash hider (Stag Arms Compensator on post ban models) Barrel: 16″, 4140 steel, chrome lined, government profile, manganese phosphate coated Handguard: 13.5″ Freefloat Diamondhead VRS-T handguard Upper Receiver: Forged and mil-spec 7075 T6 aluminum with type 3 hard coat anodizing and a picatinny rail on top Bolt Carrier: Enhanced Semi-Auto with a manganese phosphate coating Charging Handle: Standard mil-spec Front Sight: Polymer Diamondhead low profile front flip up sight Rear Sight: Polymer Diamondhead low profile rear flip up sight Lower Receiver Material: 7075 T6 aluminum with a type 3 hard coat anodizing Hammer/Trigger pin size: Mil-spec small pin .154″ Pivot/Takedown Pin Size: Mil-spec small pin – .250″ Caliber Marking: 5.56 NATO Buttstock: Mil-spec 6 position (Post-ban stock looks the same non-adjustable at the furthest extension) Buffer: Standard carbine buffer and spring Trigger: Mil-spec single stage trigger with a non-adjustable 5-8 pound trigger pull Grip: A2 style plastic grip Magazine: 30rd (Post-ban versions will have a 10rd magazine) Safety Selector: Left Hand</p>