Package Included: (1X) Mechforce – Professional Grade Heavy Duty Barrel Vise Features: Including four pieces of raw Cowhide, special treated to increase the static friction coefficient to μ = 0.9 as well as protecting the barrel from scratched up Chamfered clamp groove design to reduce the surface contact stress to the barrel, protecting the barrel from dents Heavy duty components designed to last; ¾” thick aircraft grade high strength aluminum bodies, high strength grade 8 studs, heavy duty flange nuts, super tough raw cowhides Description: Don’t want to damage the barrel surface while gunsmithing? This product is right for you. Featuring a heavy duty design and cowhide inserts, this professional grade barrel vise from Mechforce is capable of torque or untorque barrels and muzzle devices without damaging the surface of the barrel. Specifications: Designed for barrel Outside Diameter from 0.67” to 1.375” Dimensions: 7.25”L x 2.75”W x 3.25” H Weight: 2 LB 7 OZ MADE IN USA