Caster Load Rating Range 0 to 299 lb Load Rating 445 lb Tread Centipede Wheel Dia 13 in Wheel Width 4 7/64 in Inside Bolt Hole Spacing 11 5/8 in x 3 in Outside Bolt Hole Spacing 3 in x 3 5/8 in Caster Brake Type No Brake Included Caster Product Group Rigid Caster Caster Sub-Type Rigid Operating Temperature Range Not Rated Non-Marking No Wheel/Tread Material Rubber Tire Rim Dia 4 1/2 in Frame Finish Zinc Plated Tread Color Black Swivel Raceway Type Double Ball