4" Heavy Duty Caster Wheel - Brake Aluminium - PU - Top Plate Mount Inner Diameter - 7 1/2 inch (7.5") 8 x 16 x 6

8 x 16 x 6 Flanged Shielded Ball Bearing

6206-2RS C3 Ceramic Ball Bearing with ZrO2 Ceramic Balls y

NSBT-1 SS 1/4" Stud Mounted Ball Transfer Unit

MR52-UG Ball Bearings

4" Heavy Duty Caster Wheel - Brake Aluminium - PU - Top Plate Mount Inner Diameter - 7 1/2 inch (7.5") 8 x 16 x 64" Inch Caster Wheel 772 pounds Swivel and Upper Brake Aluminium and Polyurethane Top Plate VXB005C100BAPUB3 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= Aluminium and Polyurethane Tire= Aluminium and Polyurethane Bearing type= Double ball beaing Load Capacity= 772