Sim Supply Plate Caster w/ Flat-Free,Swivel,275 lb. 53cm44

Plate Caster with Flat-Free Wheels, Load Rating Range 0 to 299 lb, Load Rating 275 lb, Tread Sawtooth, Wheel Dia. 8 1/2 in, Wheel Width 2 7/8 in, Inside Bolt Hole Spacing 4 in x 4 in, Outside Bolt Hole Spacing 4-7/16 in x 4-7/16 in, Caster Brake Type No Brake Included, Caster Product Group Swivel Caster, Caster Sub-Type Swivel, Operating Temperature Range -40 Degrees to 180 Degrees F, Non-Marking Yes, Wheel/Tread Material Polyurethane, Tire Rim Dia. 4 39/64 in, Tire Thickness 2 in