Multi-Cal Vise Block

CNC cut NO-M.A.R® polymer protects receivers finish. Install and remove barrels that fit AR10 & AR15  type receivers. Multi Caliber Tool saves you money and adds versatility! Universal Fit for 308 AR10 & 223 AR15 flat top receivers. Works with bolt group and handle installed or removed. Works in bench vises that open 3.5 inches wide. Use horizontally to remove or install barrels. Use vertically for cleaning and optics…