The Tennsco Boltless Shelving is a heavy duty steel shelving unit that can be assembled without tools or hardware. It has 5 adjustable shelves that can hold up to 800 lbs per shelf. The unit is 78" H x 36" W x 18" D and the shelves are made of 22 gauge steel with rolled edges for safety. The boltless design allows for quick assembly and adjustable shelf heights. This industrial-strength shelving unit provides sturdy storage space perfect for warehouses, garages, retail stores, and more.