Shimano BB-UN55 Square Spindle Bottom Brackets
- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included
| Specs: | |
|---|---|
| Spindle Length | 113 |
| BB/Frame Interface | Italian |
| Bottom Bracket Shell I.D. | 1.37″ |
| Defined Color | Silver |
| Spindle Interface Type | Square Taper JIS |
















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