Wholesale Pack of 30 Full Ceramic 638 ZrO2 Miniature Ball Bearing 8x28x9mm

Wholesale 638 Full Ceramic Ball Bearing, the inner diameter is 8mm, outer diameter is 28mm and the width is 9mm.

• Item: 638 Ball Bearing
• Type:Full Ceramic Ball Bearing
• Brand: VXB
• Cage: PTFE
• Balls: ZrO2 Ceramic
• Inner/outer races: ZrO2 Ceramic
• Dimensions: 8mmx28mmx9mm
• Inner Diameter: 8mm
• Outer Diameter: 28mm
• Width: 9mm
• Quantity: 30 Bearings