Purpose built for 3-gun and practical rifle competition, the ar103gn13 is ready to dominate, right from the box.A timney 4-lb., single-stage trigger and ergo wide grip are standard.The light weight mba-1 buttstock is adjustable for cheekpiece and length-of-pull, and an ambidextrous safety and raptor charging handle provide ease of operation.It has a 13.5" stainless steel barrel with armalite tunable brake pinned and welded to make the external length 16".Metal Finish: Black Hardcoat Anodized/Black PhosphateAction: Semi-AutoCaliber: 308 WinBarrel Length: 13.50"Capacity: 25+1Trigger: TimneySafety: AmbidextrousOal: 36.30"-37.30"Weight: 8.20 lbsStock Description: Adjustable Luth-AR MBA-1Muzzle: Muzzle BrakeReceiver Material: 7075 T6 AluminumSights: None, Optic ReadyBarrel Description: Heavy Match GradeTwist: 1:10"Barrel Length Range: 13" to 13.99"Weight Range: 8 lbs to 8.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black