5/16" = 7.937mm Loose Ceramic Balls SiC Bearing Balls

Loose Ceramic Balls 5/16" inch Sic, this is a popular size that could be used in many Bicycle, Balls are made from high-strength Ceramic Sic.

• Loose Balls
• Size: 5/16" Inch (7.937mm)
• Material: Ceramic (Sic)
• Quantity: One Balls