Hazardous material storage cabinet accessories enhance cabinet functionality in various ways. Steel shelves and dividers are available to support additional items and maintain optimal organization. Caster sets, rolling carts and riser leg frames facilitate easy transportation of storage cabinets. The seismic bracket kit secures the cabinet to the wall or floor for additional stability and safety in natural disaster-prone areas. Additional storage cabinet accessories include replacement parts such as doors, handles, key sets and other assorted hardware.