Distributes recoil on heavy magnums. Heavy-walled tube goes inside the stock, secures between two “bolts” with specially designed heads. With sharp, squared edges for clean inletting. Finish to match stock contours. SPECS: Tube 1/4" (6.3mm) dia., 1-3/8" (3.5cm) long. Heads 7/16" (11.1mm) dia., 1/8" (3.2mm) thick. Machined steel, in-the-white.