Specifications and Features: Type: Gas-operated rotating bolt semiautomatic. Caliber: .50 A.E. Barrel Length w/ 6 Barrel: 6 . Barrel Length w/ Muzzle Brake: 7.2 . Barrel Length w/ 10 Barrel: 10 . Overall Length w/ 6 Barrel: 10.75 . Overall Length w/ Muzzle Brake: 11.95 . Overall Length w/ 10 Barrel: 14.75 . Groove Diameter: .495 . Height: 6.25. Slide Width: 1.25. Construction: High quality carbon steel barrel frame and slide w/ full Weaver style accessory rail. Finish: Black oxide and various custom finishes. Trigger: Single action approx. 4 lb. pull. Trigger Reach: 2.75. Sight Radius: 8.5. Sights: Combat type fixed. Polygonal Rifling w / Right Hand Twist 6 lands & grooves: 1 turn in 19. Weight: 4 lbs. 5.8 oz. Magazine Capacity: 7 rounds