PRODUCT SPECIFICATIONS
MODEL NO | FC-7710 |
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SERIES | DURA-ACE TRACK 7710 Series |
Color | Series color | Series color |
Average weight | 566 (52T, 1/2 inch x 1/8 inch) |
Compatible chain | 1/2 x 1/8 |
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Chain line (mm) | 42.5 - 42.5 |
P.C.D. left / right (mm) | 144 |
P.C.D. (mm) | 144 - 144 |
Spider/gear arms | 5 |
Chainring combination | 45T to 55T (1/2 x 1/8 | 45T to 55T (1/2 x 1/8, 1/2 x 3/32) |
Q-factor (mm) | 136.3 |
Crank arm length (mm)|165 | ✔ |
Crank arm length (mm)|167.5 | ✔ |
Crank arm length (mm)|170 | ✔ |
Crank arm length (mm)|172.5 | ✔ |
Crank arm length (mm)|175 | ✔ |
Optional chain guard|Without chain/bash guard | ✔ |
HOLLOWTECH crank arm | ✔ |
OCTALINK | ✔ |
Compatible bottom bracket type|OCTALINK | ✔ |
Recommended bottom bracket|Threaded (normal) | BB-7710, BB-7700 | BB-7710 |
Axle length of BB-UN/ES (mm)|Threaded (normal) | 109.5 | 109.5 |
Threaded bottom bracket shell width (mm)|68 | ✔ |
Threaded bottom bracket shell width (mm)|70 | ✔ |
Crank fixing screw included | ✔ |
Manuals & Technical Documents
REPLACEMENT PARTS