Protect your boat with the Marine Raider 5/16" Stainless-Steel Shackle. It connects the anchor, chain, and components. The stainless-steel construction is durable, and it has a 3/8-inch U-shank opening. The pin diameter is 5/16-inches. Marine Raider 5/16" Stainless-Steel Shackle - Marine Accessories at Academy Sports
