Made in the usa, the ggp heavy mkii rifle is a semi-automatic rifle that fit specific requests from soldiers operating in afghanistan.It uses 7075-t6 billet upper and lower receivers, 15" m-lok extended handguard, and a match grade threaded barrel with ggp muzzle brake.The rifle also features a timney single-stage trigger, radian weapons talon safety selector, magpul moe pistol grip, and magpul sl-s adjustable stock.Action: Semi-AutoCaliber: 7.62x51mm NATOBarrel Length: 16"Capacity: 20+1Trigger: Timney Single-StageOal: 35"- 38"Weight: 8.30 lbsStock Description: Adjustable Magpul SL-SMuzzle: GGP Muzzle BrakeReceiver Material: AluminumSights: Optic ReadyBarrel Description: Match GradeTwist: 1:10"Barrel Length Range: 16" to 16.99"Weight Range: 8 lbs to 8.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black