This is the ultimate truck rack that is perfect for contractors, weekend warriors and outdoor enthusiasts alike. The tough design lets you free up the bed of the truck for tools, tents, and fishing gear by securely raising long and heavy items into the air and over the cab of the truck. Confidently carry deck materials or take the canoe to the lake for the weekend. The Pro Series Full Size Truck Rack easily holds extra long loads of up to 800 poundswith safety and stability. It features an adjustable cross brace for even load distribution, especially those big loads like sheetrock, plywood and lumber. This truck rack extends up to 4 feet over the truck cab, saving the paint job on the truck cab. This fully adjustable truck rack even includes a 6-inch riser kit so it is sure to fit most truck makes and models. The Pro Series Full Size Truck Rack measures 140 inches from the front to the rear of the rack. Convenient J-Hook/bolts allow for no-drill installation, perfect for temporary use. Best to drill for long-term use. Use these guidelines to determine if this item will fit your truck: Max Length of truck bed is 75 Inches Min Length of truck bed is 63 Inches Max Width of truck bed is 66.5 Inches Min Width of truck bed is 43.5 Inches (Max Height 39.5 inches with the 6-inch riser kit installed) (Min height 33.5 inches without the riser kit installed)