PRODUCT SPECIFICATIONS
MODEL NO |
FC-M131 |
SERIES |
SHIMANO |
Color |
Series color |
Remarks |
SHIMANO logo |
Bike Type |
MTB |
Axle length of BB-UN/ ES (mm)_Threaded (E-type) |
-- |
Axle length of BB-UN/ ES (mm)_Threaded (chain case) |
D-NL K |
Axle length of BB-UN/ ES (mm)_Threaded (normal) |
D-NL |
Arm adapter |
-- |
Chain case compatible |
X |
Chain line (mm) |
47.5 / 47.5+t |
Chain ring combination |
48 |
Compatible BB type_Square |
X |
Compatible BB type |
Square |
Compatible chain |
HG for 8-speed, HG for 7-speed |
Crank Arm Length |
170mm, 175mm |
Crank arm length (mm)_170.0 |
X |
Gear arms |
44 |
Optional chain guard_With chain guard |
X |
Optional chain guard_Without chain / bash guard |
X |
Optional Chain Guard |
With chain guardWithout chain / bash guard |
Recommended BB_Threaded (chain case) |
BB-UN100-K |
Recommended BB_Threaded (normal) |
BB-UN100 |
Threaded BB shell width_68mm |
X |
Threaded BB shell width_73mm |
X |
Threaded BB Shell Width |
68mm, 73mm |
Crank arm fixing bolt_Without |
X |
Q-factor (mm) |
1805 |