ltem description from the seller
Product Features: The Dolly with Pneumatic 10" wheels which make the moving smooth Adjustable clamp grip for moving different size doors or panels Alloyed Steel for strength and durability Painted finish for resistance to abrasion and corrosion For use with maximum 7.9" thick plate or slab, 600-lb. load capacity Description: Product SpecificationsColor BlackHeight 12 inchesItem Weight 16 poundsLength 15.9 inchesLoad Capacity 600 poundsMaterial Alloy SteelNumber of Wheels 2Wheel Type Pneumatic 10"