Ultra-solid Stainless 416.Deflects the muzzle blast awayfrom the shooter.Gases exit sideways to reduce felt recoil and improve rifle control.SpecificationsMX1 Mini (5/8-24 threads)Part#: 3850-438*Fits all calibers up to .30Click to see the technical drawingDimensions: 2.47 x 1.29 x 1.116.27 x 3.28 x 2.82 cmWeight: 0.26 lbs.118 gramsMaterial: 416 stainless steel