Wheeled dolly allows heavy waste containers to be transported with ease. Molded from structural foam for extreme durability. Quiet casters allow for cleaning during work and office hours. Fits to 20, 32, 44, and 55-gallon containers. Vented to prevent suction between dolly and container for easy twist off removal. Color(s): Black; Dolly Size: 18" Diameter; Maximum Weight Capacity: 300 lbs; For Use With: Impact® 77553, 7720GRA, 7732GRE.