Bicycle Headset Fork Bearings Pack of 2 Steel Balls Compatible with Road and Kids' Bikes (5# 29-22mm)

• 【 Bicycle Bike Headset Bottom Bracket Fork Bearings】- This set includes 2PCS of bearings suitable for various applications.
• 【 Construction】- Made of steel, these bearings are built to last.
• 【Wide Compatibility】- Designed for MTB, Road bikes, children's bicycles, and commonly used brackets, these bearings offer compatibility.
• 【Precise Dimensions】- With inner and outer diameters ranging from 21mm to 40mm, these bearings are available in multiple sizes to cater to different needs.
• 【Easy Installation】- replace the old bearings with these new ones to smooth operation of your bike components.】

Features: 1# 40-32mmm, inner diameter 32mm, outer diameter 40mm, steel ball diameter 4mm, commonly used in 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'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