Description:25.4mm Transfer Bearing Unit Conveyor Roller Wheel Mounted Ball Bearing 70x50x30mm<br> Specification:<br> Material: Steel<br> Ball Diameter: 25.4mm<br> Total Size: 70x50x30mm<br> Hole Centers Spacing: 56mm<br>  Feature:<br> Smooth moving，low friction，high performance and long life.<br>  <br> Package Included:<br> 1x Ball Bearing  More Details: