This slide out truck bed tray has a 1000 lb capacity. 75 percent of the cargo tray length slides out. Sturdy steel frame construction, powder-coated black. Real Plywood deck with a laminated surface for strength and durability.6 Total bearings, 4 sealed ball bearings, and two powerful needle bearings provide dependable lasting support for the cargo you haul in your CargoGlide. Industrial 4" high extruded 6061-t6 thick aluminum side rails with a slot style, infinitely adjustable, the tie-down track around all three sides. Includes 4 adjustable marine grade tie-down eyebolts to make securing cargo easy and versatile. Latches securely in position approximately every 12 inches. Quality solid steel latch system, no cables or plastic parts. This unit comes fully assembled for easy installation by either 2 people or an available national dealer Installer. Total Outside dimensions for this unit are 75" long and 49.25" Wide. The inside dimensions of the deck surface are 74" long and 48" wide. Total deck height is 3.75". This is a standard model and fits most short beds (6'-6.75') Fits Silverado/Sierra shortened (6.5'), All ford short beds (w/6.5'), Ram 1500/2500/3500 short bed w/o bed liner, tundra Reg Cab/Dbl/Crew max cab short bed, titan king cab SB (6.5').