MODEL NO: FC-M371
SERIES: ALTUS M370 Series
Colour: Black
Axle length of BB-UN/ES (mm)_Threaded (chain case): LL123-K
Axle length of BB-UN/ES (mm)_Threaded (normal): LL123
Chain case compatible: ✔
Chainring combination: 44-32-22T,48-36-26T
Compatible bottom bracket type_Square: ✔
Crank fixing screw included: ✔
Crank arm length (mm)_170: ✔
Crank arm length (mm)_175: ✔
Spider/Gear arms: 4
Optional chain guard_With chain guard: ✔
Optional chain guard_Without chain/bash guard: ✔
Recommended bottom bracket_Threaded (chain case): BB-UN300-K
Recommended bottom bracket_Threaded (normal): BB-UN300
Threaded bottom bracket shell width (mm)_68: ✔
Threaded bottom bracket shell width (mm)_73: ✔
Crank arm fixing bolt_With: ✔
Q-factor (mm): 180.5
Chain line (mm): 50
Compatible chain: HG for 9-speed
P.C.D. (mm): Riveted
Rear speeds: 9
O.L.D._QR/Nut (mm): 135
O.L.D._Thru (mm): 142