Caster Load Rating Range 300 to 999 lb Load Rating 350 lb Tread Centipede Wheel Dia 10 29/32 in Wheel Width 4 7/64 in Inside Bolt Hole Spacing 8 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 3 1/2 in Frame Finish Zinc Plated Tread Color Black Swivel Raceway Type Double Ball