How to install this roof cargo box brackets? Put the roof box in the center of the roof and open the lid. Thread the U shaped hook from bottom to top. Put a rubber washers on the hook， and put plastic support boards. Tighten the heavy lock nuts on both sides. Pass the strap into the gap of the bracket， connect and tighten the strap. Why choose ours roof top u bolt clamps? It Can be used on roof rack rails up to 40mm thick. It adopting durable quality stainless steel， more reliable and stable， aviod roof box to fall during driving. Rubber gasket and plastic back board can protect car from scratches， increase friction， improve good restraint effect. Roof Box U Bolt Clamps. For roof box of most cars， cargo carriers.
Dimensions (Overall): 2.54 inches (H) x 2.54 inches (W) x 3.51 inches (D)
Weight: 31.4 ounces
Package Quantity: 1
Material: Stainless Steel
Warranty: No Applicable Warranty. To obtain a copy of the manufacturers or suppliers warranty for this item prior to purchasing the item， please call Target Guest Services at
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