The cheytac ct15 features a cnc machined 7075-t6 aluminum with a type iii hard coat anodized upper & lower, 4150 vanadium steel with a socom profile barrel, and a low profile cnc machined gas system.It also has 13" m-lok 6061-t6 aluminum handguard, mil-std charging handle, and a custom cheytac "d" stock.Action: Semi-AutoCaliber: 5.56x45mm NATOBarrel Length: 16"Capacity: 30+1Safety: AmbidextrousWeight: 8 lbsStock Description: Custom CheyTac "D"Muzzle: A2 Muzzle BrakeReceiver Material: 7075-T6 AluminumSights: Optic ReadyBarrel Description: Chrome Moly VanadiumTwist: 1:7"Barrel Length Range: 16" to 16.99"Weight Range: 8 lbs to 8.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black