4" Heavy Duty Caster Wheel 661 Lbs - Center Brake Cast Iron - PU - Top Plate Mount Motorcycle Bearing with Nylon Cage

with Nylon Cage

11/32 inch = 8

UCP309-28 FYH Bearing

UCPX08-24 Bearing

Inner diameter is 52mm

4" Heavy Duty Caster Wheel 661 Lbs - Center Brake Cast Iron - PU - Top Plate Mount Motorcycle Bearing with Nylon Cage4" Inch Caster Wheel 661 pounds Swivel and Center Brake Cast Iron and Polyurethane Top Plate VXB005C100CPUB1 Heavy Duty Wheel Diameter= 100mm Wheel Width= 50mm Wheel Diameter= 4" Inch = 100mm Overall Height= 150mm Overall Height Inch= 5. 906" Mounting Type= Top Plate Top Plate Size= 115mm x 100mm x 6mm Hole distance= 72mm x 85mm Wheel Core= Cast Iron and Polyurethane Tire= Cast Iron and Polyurethane Bearing type= Roller bearing Load Capacity= 661 lb