10-Pack Loose Ceramic Balls 3mm G20 ZrO2 Bearing Balls

10 Loose Ceramic Balls 3mm ZRO2, this is a popular size that could be used in many Bicycle, or any application that uses this size 3mm. Balls are made from high-strength Ceramic ZrO2.

• Loose Balls
• Size:3mm
• Material: Zirconia Ceramic (ZrO2) (Zirconium dioxide)
• Quantity: 10 Balls.