1PCS Full ZrO2 Ceramic Ball Bearing MR74 4x7x2.5 MM ABEC-9 ZRO2 Zirconia Ceramic Fishing Reels Miniature Ball Bearings
Bore Dia (d): 4 mm
Outer Dia (D): 7 mm
Description
Bearing
1PCS Full ZrO2 Ceramic Ball Bearing MR74 4x7x2.5 MM ABEC-9 ZRO2 Zirconia Ceramic Fishing Reels Miniature Ball Bearings
Bore Dia (d): 4 mm
Outer Dia (D): 7 mm
Width (B): 2.5 mm
Magnetic: None
Hardness: 58HRC
Corrosion Resistance: General