Option 1: "Standard Bed: 3” Extruded Channel Crossmembers of rigid 6061-T6 alloy. 5” Aluminum J-Beam Long Members bolt firmly to truck frame. Cast Fuel Fill Plate adds strength and good looks. Oversized Stake Pockets and Rub Rails provide multiple tie down points and cargo protection. Streamlined Cast Rear Corners provide improved trailer swing clearance (square corners also available). Trap Door accommodates optional ball hitch; trap door can be deleted as an option. Sleek bulkhead complements modern truck cabs. Tapered wing brackets (or optional) square corner wing brackets are available to accommodate a variety of optional removable side heights. 156” thick diamond plate floor is 25% thicker than other makes. Premium LED lights are brighter and last longer than conventional lights. " Option 2: Heavy Duty: Lengths to 32', available in 96" and 102" widths. All aluminum construction. 4" I-beam cross members on 12" centers. Heavy-duty full length rub rails. Aluminum diamond plate floors. Stake pockets for 3" posts. Aluminum bulkhead with 45° corners for maximum visibility. Available Options: Thicker aluminum or wood floor in lieu of standard diamond plate. Heavy-duty or ratchet under-body tie downs. Removable sides either slatted with spacers or solid. Aluminum under-body toolboxes. HD aluminum sills for mounting hoist.