All plastic construction resists rust, chipping & denting. Easy twist-on/twist-off waste container mounting. Swivel casters offer better mobility through the workspace. Heavy-duty 3″ casters. 250 lb. Capacity. For use with Brute 20-55 gallon trash cans 2620, 2632, 2643 and 2655. Trash container dolly. Sold as each.