Plate Caster with Flat-Free Wheels Load Rating Range 1000 to 2999 lb Load Rating 2090 lb Tread Ribbed Wheel Dia 16 in Wheel Width 4 1/8 in Inside Bolt Hole Spacing 4-3/4 in x 6-5/16 in Outside Bolt Hole Spacing 4-3/4 in x 6-5/16 in Caster Brake Type Swivel Lock with Face Contact Brake Caster Product Group Swivel Caster with Four Position Swivel Lock and Brake Caster Sub-Type Swivel Operating Temperature Range -20 Degrees to 180 Degrees F Non-Marking No Wheel/Tread Material Rubber