M-wave replacement / repair bottom bracket. Compatible with BSA and Italian bottom bracket housing and defective threads. Suitable for shimano tool, with C.P. steel cups, sealed bearings, and axle bolts.
Features:
- Inner bearing: JIS-square
- Can be used for defective threads
- Material: steel
- Thread type: BSA, ITA
- Cups: steel
- Massive axle
- Suitable for shimano tool
- Boron axle
