This heavy-duty storage rack is made of durable metal panels, supporting up to 386 lb per tier. With a 5-tier design, it can be used alone or connected to other units for expanded storage. Each shelf adjusts in 1.6-inch increments to fit items of different sizes. Its boltless construction enables quick, hassle-free assembly and disassembly. When unused, it can be taken apart for compact storage or transport, ideal for organizing and displaying items in kitchens, garages, or balconies.