Description
Wheels Manufacturing BB30 To Shimano Bottom Bracket with ABEC-3 Bearings Black Cups
Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear.
- Replaceable Enduro bearings
- Made in the USA
- ABEC-3 sealed bearings
- Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races