Service Caster supplies caster sets and wheels for all toolboxes, tool cabinets and chests. Selections from light duty to extra heavy duty with wheels suited to your rolling surface, whether indoor or outdoor. Caster sets fitting Knaack, Greenlee, Jobox, Craftsman, Mac and more. Choose fork combinations to best meet your needs; most heavy toolboxes will require 2 rigid and 2 swivel casters for ease of steering over longer distances. Our on-site caster and wheel sales staff is here to assist you at 1-800-215-8220.