Plate Caster with Semipneumatic Wheels Load Rating Range 0 to 299 lb Load Rating 200 lb Tread Ribbed Wheel Dia 6 1/4 in Wheel Width 1 7/8 in Inside Bolt Hole Spacing 3 in x 3 in Outside Bolt Hole Spacing 2-5/8 in x 3-5/8 in Caster Brake Type No Brake Included Caster Product Group Swivel Caster Caster Sub-Type Swivel Non-Marking No Wheel/Tread Material Rubber Tire Rim Dia 3 3/4 in Tire Thickness 1 in Frame Finish Zinc Plated Tread Color Black Swivel Raceway Type Double Ball