Barrel Length: 16" Barrel Material: Stainless Steel Barrel Thread Pitch: 1/2x28 Chamber: .223 Wylde Barrel Extension: M4 Feed Ramps Gas System: Mid Length Gas Block Type: .750 Low Profile Gas Block Muzzle Device: A2 Flash Hider Upper Receiver Material: Forged 7075 T6 Upper Receiver Style: M4 MIL-STD Upper Receiver Finish: Type III Anodizing Forward Assist: MIL-STD Dust Cover: MIL-STD Handguard Type: Free Float Handguard Style: M-Lok Handguard Length: 15" Charging Handle: MIL-STD Lower Receiver: Forged 7075 T6 Lower Receiver Finish: Type III Anodizing Fire Control Group: Semi-Automatic MIL-STD Grip: B5 Buffer Tube: Carbine MIL-STD Stock Adjustment: 6 Postion Stock: B5 BRAVO Magazine: 30 Round