Spring Force Bolt Hanger by Metolius $5.95 Silver - $5.95 Silver Color Chevron down icon Availability: Translation missing: en.general.icons.icon_check_circle icon Only 1 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Looking for Local Pick-up? Choose a store below. Product Locator by Locally Notify me when back in stock Email address Email me when available Conical shape exerts a constant spring force to keep bolts from coming loose. 316 stainless steel for greater corrosion resistance.