New gunsmithing quick change jaws for the Orange Vise bench vise. These jaws have slots in the top that clamp either M1913 rails or ARCA Swiss std rails. There is a v cutout that clamps barrels from 0.700" all the way to 1.400" in diameter. Lastly, it has a 0.700" diameter vertical cutout for holding and working on Remington 700 bolts. Available in Black or Raw Aluminum.