4 Piece Bike Ball Bearing Retainer Set With 8mm Balls, 38mm Outer Diameter, 24mm Inner Diameter, 5 By 16 Inch Ball Size, Includes 7 Balls Per Retainer For Crank Bottom Bracket Repair And Bicycle Maintenance

4-Piece Bike Crank Bearing Retainer Set for BB repair
✔️ 4 pcs, OD 38mm (1.50"), ID 24mm (0.94"), ball 8mm (5/16), 7 balls/retainer

This four-piece crank bearing retainer set is designed for bicycle bottom brackets and fits a wide range of drivetrain components. Use it for maintenance or replacements on mountain, road, and kids bikes.

✅ Outer diameter: 38 mm (1.50 in); inner diameter: 24 mm (0.94 in); ball diameter: 8 mm (5/16 in)
✅ Material: steel bearing retainer for durability and strength
✅ Includes 4 bearings and 7 balls per retainer for replacements
✅ Fits bicycle cranks across mountain, kids, and entry-level bikes

💡 What is a bike crank bearing retainer used for in bicycle maintenance and repairs?

It helps keep crank bearings aligned and protected during install and service.

• crank bearing retainer installation steps for quick field repair
• how to inspect and replace crank bearings on mountain bikes with retainer
• benefits of using steel retainers for bicycle bottom brackets
• common maintenance tips for bicycle crank bearings and retainers