The Vox Blox is a specialized tool crafted to securely hold silencers in a vise during maintenance or modification. Made from high-density polyethylene plastic, it provides a strong grip while greatly reducing the risk of damaging the silencer's finish. This soft-jaw tool is perfect for both professionals and enthusiasts who need a reliable and gentle clamping solution. High-density polyethylene (HDPE) plastic For suppressors with a 1.57 inches diameter