FC-M523

FC-M523

FEATURES

  • 10-speed DYNA-SYS compact triple crankset
  • Close step triple gear ratio (40-30-22T)
  • Stable shifting performance
  • HYPERDRIVE with HG-X chain
  • Durable middle gear by composite technology
  • Rigid and lightweight by HOLLOWTECH, OCTALINK
  • Color options: Black, Silver

PRODUCT SPECIFICATIONS

MODEL NO FC-M523
SERIES SHIMANO
Color Black | Silver
Spider/Gear arms 4
Chainring combination 40
Q-factor (mm) 1828
Crank arm length (mm)|170
Crank arm length (mm)|175
Optional chain guard|With chain guard
Optional chain guard|Without chain/bash guard
OCTALINK
Compatible bottom bracket type|OCTALINK
Recommended bottom bracket|Threaded (normal) BB-ES300
Recommended bottom bracket|Threaded (E-type) BB-ES300-E
Axle length of BB-UN/ES (mm)|Threaded (normal) 118
Threaded bottom bracket shell width (mm)|68
Crank fixing screw included

Manuals & Technical Documents