The Vevor aluminum truck bed rack is built tough and steady, featuring a lightweight yet durable aluminum construction with heavy-duty steel base brackets for enhanced stability. With an adjustable height of 17 to 29 in. and a max load capacity of 800 lbs. (363 kg), it provides ample space for transporting kayaks, surfboards, ladders, lumber, and tents. Measuring 71 in. wide, it fits most truck beds and is compatible with Ford F-Series, Chevrolet Silverado, Dodge Ram, and Thule kayak carriers. The quick-mounting C-clamps system (8 pcs) requires no drilling, includes all necessary accessories, and prevents damage to your truck. Powder-coated for durability, with end caps to prevent rust and corrosion.