Bike Ball Bearing Retainer Kit For Crank And Wheel Repair, Five Sets With Seven Sizes, Pro Grade Spare Parts For Bearings And Caged Wheel Maintenance, Includes Retainers From 20Mm To 31Mm ODs And 5 To 6Mm Balls

Bike Ball Bearing Retainer Kit: 7 Sizes for Crank & Wheel
✔️ 7 sizes with OD 20-45mm, ID 11-31mm, ball dia 5-8mm, steel retainers

These retainers are a pro-grade kit for bike bearings, designed to replace worn spacers and retainers in cranksets and wheel hubs. It's handy for mountain bikes, road bikes, scooters, and foldable bikes to keep rotation smooth and maintenance-simple.

✅ 7 different ODs included: 20, 25, 29, 31, 34, 38, 45 mm
✅ IDs range 11-31 mm and ball dia 5-8 mm
✅ 5 pieces per size (total 35 retainers)
✅ Made of high-quality steel for durability
✅ Silver color; compatible with mountain, road, scooter, and foldable bikes

💡 What is a bicycle ball bearing retainer kit used for and how does it help with maintenance?

This handy set makes replacement quick and reliable on a range of bikes.

- Provides multiple sizes to fit different hubs and headsets
- Keeps bearings aligned for smooth operation
- Helps extend bearing life by simplifying replacements
- Useful for DIY maintenance and in-shop repairs