Ball Casters
6 X 2inch Heavy Duty Iron Core 2 Rigid And Swivel Casters Side Brake 1000LBS Capacity Per Wheel 4Pcs
Material : Polyurethane + Steel
Top Plate Size : 4.5 x 4 x 0.2 inch
Wheel Diameter : 6 inch
Wheel Width : 2 inch
Load Capacity : 1000 lb each
Gross Weight : 15 kg/33 lb