FYH Bearing UCF320 100mm Square Flanged Mounted Bearing Shaft Diameter - 1/2 inch (0.5") Number of Ball Circuits: 5

Number of Ball Circuits: 5

and mechanical systems that uses this size 8mm x 19mm x 6mm

each bearing comes double shielded to block dust and dirt

5 Sets = 40 Skateboard Bearings

FYH Bearing UCF320 100mm Square Flanged Mounted Bearing Shaft Diameter - 1/2 inch (0.5") Number of Ball Circuits: 5UCF320 Square Flanged Mounted FYH Bearing Cylindrical bore (with set screws) 100mm Inner Diameter Bearing This heavy duty four bolt flange unit has a round cartridge on the backside of the flange which allows for precise mounting and alignment. Applications Rotating drum, rotating roller, precise mounting accuracy is required UCF320 FYH Ball Bearing Mounted FYH Ball Bearing Bolt Size: M30 Bearing Inner Diameter: 100mm Bearing No: UC318 Basic Dynamic