FC-M131
FC-M131

MODEL NO | FC-M131 |
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SERIES | SHIMANO |
Color | Series color |
Remarks | SHIMANO logo |
Axle length of BB-UN/ES (mm)_Threaded (chain case) | D-NL K |
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Axle length of BB-UN/ES (mm)_Threaded (normal) | D-NL |
Chain case compatible | ✔ |
Chainring combination | 48 |
Compatible bottom bracket type_Square | ✔ |
Crank arm length (mm)_170 | ✔ |
Spider/Gear arms | 4 |
Optional chain guard_With chain guard | ✔ |
Optional chain guard_Without chain/bash guard | ✔ |
Recommended bottom bracket_Threaded (chain case) | BB-UN100-K |
Recommended bottom bracket_Threaded (normal) | BB-UN100 |
Threaded bottom bracket shell width (mm)_68 | ✔ |
Threaded bottom bracket shell width (mm)_73 | ✔ |
Q-factor (mm) | 1805 |