4Pcs Aluminum Tool Box Tie Down Set Mounting Kit Parts Clamps For Pickup Truck

100% brand new, Never been tried or installed. Designed tough and made from the highest quality materials. It feature measures 1-1/8" x 1-1/16", Bolt length 3-5/8". Constructed of heavy duty rust-free aluminum alloy with iron hardware. Larger clamping area for extra strength, secures any crossover tool box firmly. Easy mount clamps make it fast and simple to mount truck tool boxes with out drilling holes. No special tools necessary No instruction included Package Includes: 4X Box Tie Down Tools As the picture shown