AA-Racks X31 Universal Pick-up Truck Utility Ladder Racks (X31)The X31 features a tested loading capacity of 800 lbs. It is powder coated in the color of black The rope hook on the side of all four uprights provides the security for tying the tools or loads There are FIVE drilling holes on the upright plate, which make X31 more compatible bolting on different sizes of bed margins The top section is built with Two "T" sleeve bars plus Middle Cross Bar. The Double barred Middle section won't easily dent or bend,