The Rubbermaid Brute Dolly provides a user-friendly solution for heavy Brute trash containers. It locks on to either the 20 gal., 32 gal., 44 gal. or 55 gal. Brute container. The 5 heavy-duty 3 in. casters provide stability for loads up to 350 lb. 5 heavy-duty 3 in. swivel casters provide stability and durability. Easy twist on or off locking action. Supports up to 350 lb. continuous static load. All plastic construction resists rust, chipping and denting. NSF approved for use with BRUTE 20, 32, 44 or 55 gallon containers.