Glide & Tilt® structural runners, moulded from engineering grade ABS, secured to steel tube frames.
Lockable heavy-duty rubber casters support over 400lbs per cart. Class Act Cart - Slim Line - 18 Module Virtually indestructible, manufactured from High Impact Polystyrene, StorSystem Trays are 8 times stronger than conventional trays and will not shatter on impact.•Sturdy Construction: Front and rear fully welded, 1” square, 16-gauge steel tube frames with baked-on epoxy finish. Labels and shields are available for the front of the tray, the E-Z Peel Labelling feature on the back of the trays allow any adhesive labels to be removable.