Cart, Kit, Utility, ESD-Safe, 18x30x42in, 3x Galvanzed SolidShelves-18x30in, 4x Chrome Posts w/Cap-36in, 2x Swivel Casters-5in dia, 2x Swivel Braking Casters-5in dia, 3x Inlay Mats-18x30in Blue/Blk, 3x Alum Split Sleeves w/Ring 4/Pk