This Titanium Muzzle Brake is designed by a master gunsmith and is one of the best and lightest on the market. The spiral port outlets along with the parabolic internal taper significantly reduces recoil while not making it overly loud. It is a must have for any RAR or lightweight mountain gun. It matches the factory RAR barrel perfectly.The 22 cal muzzle brake is a great addition to your AR-15 or any other 22 caliber rifle. It is light, strong, reduces recoil and muzzle jump.Specifications:Dimensions: 2" x 0.75" x 0.75"Weight: 1.05 oz(22 cal) and 0.67 oz(30 cal)Material: TitaniumMade in the USA