Features:
100% brand new and high quality
1 40-32mmm, inner diameter 32mm, outer diameter 40mm, steel ball diameter 4mm, commonly used in MTB and Road bike front fork headset
2 37-29mm, inner diameter 29mm, outer diameter 37mm, steel ball diameter 4mm, commonly used in ordinary bicycle front fork headset
3 38-24mm, inner diameter 24mm, outer diameter 38mm, steel ball diameter 8mm, commonly used in children&x27;s bicycles
4 31-22mm, inner diameter 22mm, outer diameter 31mm, steel ball 4.763mm, used for Bottom Bracket
5 29-22mm, inner diameter 22mm, outer diameter 29mm, steel ball diameter 6.35mm, common bottom bracket on the market
6 25mm, outer diameter 25mm, steel ball diameter 6.35mm, often used in rear hub
7 21mm, outer diameter 21mm, steel ball diameter 4.763mm, often used in front hub
Specification:
Material: Steel
Quantity: 2PCS
The package includes:
2x bearing