The Vestil Adjustable Drum & Crate Dollies, models DRUM-X-H and DRUM-X-C accommodate 30, 55, 85, and 95 gallon drums AND adjusts to fit multiple square and rectangular crates. Dollies come with four 3" swivel casters (hard rubber or steel). The Vestil DRUM-X-H & DRUM-X-C are all steel construction with a tough blue powder coat finish.