Frame is made of steel for strength. Item has couplers.
Storage rack with five adjustable shelves and a 4,000 lb. capacity is suitable for organizing and storing items
Shelves are made of particle board supported by double-riveted beams and braces, and adjust in 1-1/2" increments to accommodate items of varying heights
Design features rivet lock for assembly without nuts or bolts, includes assembly instructions, assembly tools not included for purchase
Frame has smooth black finish for resistance to corrosion