DURABLE AND LIGHTWEIGHT: Manufactured from high-strength, lightweight aluminum with steel mounting brackets; weighs 70.5 lb. 800 LB. LOAD CAPACITY: High-strength, lightweight construction has a maximum load capacity of 800 lbs. distributed across both bars FULLY ADJUSTABLE: Crossbars and sliding system will fit any full, mid-size or compact pick-up truck bed 44" to 66" W; height adjusts from 27" to 33.5" to accommodate cargo of varying sizes EASY INSTALLATION: Quick and easy no-drill, J-clamp installation and includes four adjustable-width ladder stops BEFORE YOU BUY: This rack will not fit trucks with plastic bedliners, embedded siderails, slanted sides, and tonneau covers The height- and width-adjustable Elevate Outdoor Aluminum Truck Rack is designed for no-drill, easy-install convenience. The lightweight aluminum rack accommodates cargo or varying sizes up to 800 lbs. evenly distributed across both bars. Use the four adjustable-width ladder stops to secure items to the rack. This truck rack installs with J-clamps so that drilling into your truck is not necessary. It fits pickup truck beds between 44" to 66" wide, and the top bars have an adjustable height range of 27" to 33.5". The rack assembles easily and is simple to remove when not needed.