The Buhl polyethylene a/v cart is the most versatile in the market. This durable cart will meet your needs now and well into the future. Adjusts to 4 sizes; select your height from 16″, 26″, 34″ or 42″ – like having 4 carts in one! Features include: 4″ non-marring casters (2 locking), Integrated 15′ power strip with 3 outlets, shelves are 24″w x 18″d with 150 lbs. weight capacity per stationary shelf, reinforced ribbing on the underside for extra strength and durability. Top shelf has a Ωî lip surround and molded handle. Some assembly required.