Sugino square taper BB3. Designed by Sugino for use with RD48 cranksets.
- Sugino square taper BB3. Designed by Sugino for use with RD48 cranksets.
- Shimano-compatible spindle, uses UN74 tool for installation
- Cartridge BB set with tapered spindle
- Designed by Sugino for use with RD2 cranksets
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