The battle arms workhorse series of firearms are built for duty and hard use in mind.It is purpose-built around the forged bad-15 7075-t6 aircraft-grade aluminum receiver and free-float rail handguard with m-lok attachment point at 3, 6, and 9 o'clock positions.At 12 o'clock is a full-length picatinny accessory rail with our signature notch cut matching the upper receiver.Every firearm is equipped with a 4150 chrome-moly steel black nitride barrel for durability and accuracy.Each barrel is individually head-spaced with matching 9130 steel bolt and 8620 black nitride carrier for ultimate reliability and ease of cleaning.Rifle models utilize a mid-length gas system for reliable and smooth cycling action while reducing recoil and minimizing wear.Action: Semi-AutoCaliber: 223 WyldeBarrel Length: 16"Capacity: 30+1Safety: Ambidextrous Bad-Ass-ProOal: 33"- 36.25"Weight: 6.30 lbsStock Description: 6 Position B5 Bravo AdjustableMuzzle: Muzzle BrakeReceiver Material: 7075-T6 AluminumSights: Optic ReadyBarrel Description: 4150 Chrome Moly MediumTwist: 1:8"Barrel Length Range: 16" to 16.99"Weight Range: 6 lbs to 6.99 lbsHand: RightStock Finish Group: GrayMetal Finish Group: Silver/Gray