Wholesale Pack of 30 Full Ceramic 639 ZrO2 Miniature Ball Bearing 9x30x10mm

Wholesale 639 Full Ceramic Ball Bearing, the inner diameter is 9mm, outer diameter is 30mm and the width is 10mm.

• Item: 639 Ball Bearing
• Type:Full Ceramic Ball Bearing
• Brand: VXB
• Cage: PTFE
• Balls: ZrO2 Ceramic
• Inner/outer races: ZrO2 Ceramic
• Dimensions: 9mmx30mmx10mm
• Inner Diameter: 9mm
• Outer Diameter: 30mm
• Width: 10mm
• Quantity: 30 Bearings