The apc223 platform utilizes a hydraulic buffer system to significantly reduce felt recoil and muzzle rise, while providing increased terminal performance, intermediate barrier penetration and sheer energy on target, in a size optimized for discrete deployment.Action: Semi-AutoCaliber: 5.56x45mm NATOBarrel Length: 12.13"Capacity: 30+1Safety: AmbidextrousGrips: Black PolymerSights: Optic ReadyWeight: 7.20 lbsOal: 33"Barrel Length Range: 12" to 12.99"Weight Range: 7 lbs to 7.99 lbs