They are made of steel to handle tough environments. All have four swivel casters for easy maneuvering.

Styles A and B have an eye to attach a pulling handle (sold separately). Choose between dollies with shock-absorbing rubber wheels that roll over all surfaces and rugged, and strong but noisy iron wheels that roll best on smooth surfaces.

Style A dollies have a flush platform for easy loading and unloading.

Style B dollies have a lipped platform to keep items from sliding off.

Style C dollies have a low-profile front edge for easy loading but is lipped on three sides to keep items from sliding off. Wheels are abrasion-resistant polyurethane wheels that are shock-absorbing and nonmarking. Use them on all floor types, including areas with debris.

Style D dollies have a recessed center to hold the wheels of vehicles, trailers, and machinery. Their plastic wheels work well on smooth surfaces.