Listing is for 1 (One) Service Caster 4 inch diameter by 1-1/4 inch width tread High Temperature Phenolic Resin caster wheel.
500 pound capacity per wheel
Plain bore for 1/2" axle
1-3/8" Hub Length Wheel rotates on Percision Roller Bearings (Use for manual speeds; 3 mph.)
Phenolic resin wheels provide a solid option in new applications or as a replacement wheel for casters and dollies. Phenolic wheels have a high resistance to impact damage while providing protection for floors in commercial and industrial settings.