Bike Ball Bearing Retainer Kit With 10 Types Of Retainers For Headset Crank And Wheel Bearings, 5 Sets, 50 Piece Repair Accessory Pack, Fits 4mm To 8mm Bearings, Caged Ball Bearings, Easy Replacement And Maintenance

Bike Ball Bearing Retainer Kit: 10 Sizes for Bearings
✔️ 5 x each size #1 to #10; steel retainers for 4mm to 8mm

This kit includes ten different ball bearing retainers in one pack, designed to fit a range of bike components. It’s a handy solution for headset, crank, and wheel bearings on mountain bikes, road bikes, scooters, and folding bikes, making replacement simple and quick.

✅ 1#: OD 20MM, ID 11MM, Ball Dia 5MM
✅ 2#: OD 25MM, ID 12MM, Ball Dia 6MM
✅ 3#: OD 29MM, ID 18MM, Ball Dia 6.35MM
✅ 4#: OD 37MM, ID 29MM, Ball Dia 4MM
✅ 5#: OD 40MM, ID 32MM, Ball Dia 4MM
✅ 6#: OD 31MM, ID 22MM, Ball Dia 5MM
✅ 7#: OD 38MM, ID 24MM, Ball Dia 8MM
✅ 8#: OD 45MM, ID 31MM, Ball Dia 8MM
✅ 9#: OD 34MM, ID 23MM, Ball Dia 6MM
✅ 10#: OD 37MM, ID 27MM, Ball Dia 4MM

💡 What is a bike bearing retainer kit used for in bikes?

A handy way to replace worn retainers and keep bearings rotating smoothly.

- Handy for headset, crank, and wheel bearings across mountain, road, scooter, and foldable bikes. - Lets you replace multiple retainers quickly with a single repair kit. - Helps maintain smooth rotation and reduces downtime on repairs. - Works with 4mm to 8mm bearing sizes for common bike setups.