Blue Aluminum Bottom Bracket 68 To 73mm BSA Threaded For Mountain And Road Bikes 24mm Crank Spindle 44mm Shell Durable Bearing BB Set Ready To Roll Now

Blue Aluminum BB for 24mm Cranks, 68-73mm Shell, Single Unit
✔️ Fits 68-73mm shell, 44mm outer diameter, 24mm spindle, blue

Blue aluminum bottom bracket designed for 24mm crank spindles and 68-73mm shell widths, making it a sturdy option for road and mountain bikes. It uses a CNC precision sealed thread to protect against dirt, mud and water while delivering smooth, quiet operation on long rides.

✅ Material: aluminum alloy, blue color
✅ Fits 68-73mm BB shell width, 44mm outer diameter, 24mm spindle
✅ CNC precision seal thread for dirt and water resistance
✅ Compatible with road bikes and MTB with 24mm crank spindle
✅ Easy to install, replace, and maintain
✅ Package includes 1 bottom bracket and 3 rubber gaskets

💡 What is a sealed bottom bracket and why is it handy for bikes?

A quick, handy overview to help you shop confidently.

- Sealed ball bearing bottom bracket with a 24mm spindle for long life
- Fits 68-73mm shells with 44mm outer diameter in many bikes
- CNC precision seal thread keeps out dirt and water for smoother operation
- Easy to install and swap in common road and MTB crank systems