3/8 = 9.525mm ZrO2 Loose Ceramic Bearing Balls

3/8" Loose Ceramic Balls ZrO2 (zirconium Oxide), this is a popular size that could be used in many Bicycle, Balls are made from high-strength Ceramic ZrO2.

• Loose Balls
• Size: 3/8" Inch = 9.525mm
• Material: Zirconia Ceramic (ZrO2) (Zirconium dioxide)
• Quantity: One Ball