Plate Caster with Pneumatic Wheels Load Rating Range 300 to 999 lb Load Rating 330 lb Tread Diamond Wheel Dia 10 in Wheel Width 2 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 4 in Tire Thickness 1/4 in Frame Finish Zinc Plated Tread Color Black Swivel Raceway Type Double Ball