Kingpin Swivl Cstr,Nyln,5 in,330 lb,Whte
, Stainless Steel Caster Frame Material, Stainless Steel Frame Finish, 300 to 999 lb Load Rating Range, 330 lb Load Rating, 1 Number of Wheels, Roller, 5 7/8 in Mounting Height, 4 7/8 in Wheel Dia., 1/2 in Mounting Bolt Dia.Corrosion-Resistant Bolt-Hole Caster, 1/2 in Bolt Hole Dia., 1 5/8 in Wheel Width, Nylon Wheel/Tread Material, 70 Shore D Wheel/Tread Hardness, Hard, Yes Non-Marking.