2Pcs Linear Motion Bearing Ball 30mm Bore 45mm OD 64mm For CNC Machine LM30UU♫
Item Model Number: LM30UU. Better Design: 6 rows of steel ball form a complete closed loop for more stability. Has 30mm bore, 45mm OD and 64mm length. Length: Approx. 64mm / 2.52in. 45mm / 1.77in. Bore: Approx.