5" Heavy Duty Caster Wheel 507 Lbs Fixed - TPR - Top Plate Mount Ball Diameter - 1/2 inch (0.5") 6809UU bearing is made from

6809UU bearing is made from Chrome Steel with chrome steel balls and steel cage

GMT30WUU NB Two Side Cut Double Wide Flange Bearing

SMSK6G Bearing

Model: Maximum ST

5" Heavy Duty Caster Wheel 507 Lbs Fixed - TPR - Top Plate Mount Ball Diameter - 1/2 inch (0.5") 6809UU bearing is made from5" Inch Caster Wheel 507 pounds Fixed Thermoplastic Rubber Top Plate VXB005125BLTPRF Heavy Duty Wheel Diameter= 125mm Wheel Width= 50mm Wheel Diameter= 5" Inch = 125mm Overall Height= 167mm Overall Height Inch= 6. 575" Mounting Type= Top Plate Top Plate Size= 100mm x 115mm Hole distance= 75mm x 85mm Wheel Core= Thermoplastic Rubber Tire= Thermoplastic Rubber Bearing type= Double ball beaing Load Capacity= 507 lb Mounting= Fixed Temperature Range= 40