Transport and store materials safely and efficiently with wire utility cars. Each shelf holds up to 200 lbs. Shelves conveniently adjust in 1" increments. Rolls smoothly on four, 3" nylon casters. Plastic liners for each shelf help prevent contents from being damaged. Two Shelf Cart. Color: Black; Color Family: Black; Capacity (Weight): 400 lbs; Caster/Glide/Wheel: Four 3" Nylon Casters.