Corrosion-Resistant Bolt-Hole Caster, 7/16 in Bolt Hole Dia., 7/16 in Mounting Bolt Dia., Stainless Steel Caster Frame Material, Stainless Steel Frame Finish, 0 to 299 lb Load Rating Range, 165 lb Load Rating, 1 Number of Wheels, Plain, 3 7/8 in...