PRODUCT SPECIFICATIONS
MODEL NO | FC-7710 |
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SERIES | DURA-ACE TRACK 7710 Series |
Color | Series color |
Average weight | 566 (52T, 1/2 inch x 1/8 inch) |
Threaded BB shell width_70mm | ✔ |
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Axle length of BB-UN/ ES (mm)_Threaded (normal) | 109.5 |
Chain line (mm) | 42.5 |
Chain ring combination | 45T to 55T (1/2 inch x 1/8 inch, 1/2 inch x 3/32 inch) |
Compatible BB type_Octalink | ✔ |
Compatible chain | 1/2 inch x 1/8 inch, 1/2 inch x 3/32 inch |
Crank fixing bolt included | ✔ |
Crank arm length (mm)_165.0 | ✔ |
Crank arm length (mm)_167.5 | ✔ |
Crank arm length (mm)_170.0 | ✔ |
Crank arm length (mm)_172.5 | ✔ |
Crank arm length (mm)_175.0 | ✔ |
Gear arms | 5 |
HOLLOWTECH Technology | ✔ |
OCTALINK technology | ✔ |
Optional chain guard_Without chain / bash guard | ✔ |
P.C.D. (mm) | 144 |
Recommended BB_Threaded (normal) | BB-7710, BB-7700 |
Threaded BB shell width_68mm | ✔ |
Q-factor (mm) | 136.3 |