The rogue features pof's e2 dual-extraction technology consists of four small channels cut into the walls of the chamber allowing a small amount of gas pressure to push against the neck of the spent case.The mil-spec aluminum anti-tilt buffer tube features carrier cradle extensions to ensure that the carrier is always supported by the buffer tube even when the bolt carrier is fully forward.Action: Semi-AutoCaliber: 7.62x51mm NATOBarrel Length: 16.50"Capacity: 20+1Safety: Manual ThumbWeight: 5.90 lbsStock Description: 6 Position MFTMuzzle: Muzzle BrakeReceiver Material: AluminumSights: Optic ReadyBarrel Description: Match Grade Stainless SteelTwist: 1:8"Barrel Length Range: 16" to 16.99"Weight Range: 5 lbs to 5.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black