The Heavy Duty Plastic Transfer Bench comes in 3 pieces and is easy to assemble, with no need for tools. Weight capacity is 500 lbs. The back depth is easily adjustable in 1/2" increments between 18" and 19". The height also adjusts in 1/2" increments. The new A-Frame construction makes the plastic transfer bench more stable than ever and extra large suction cups hold it in place. The bench back is also fully reversible, so it will fit anyone's bathroom.