FC-7710
FC-7710
FC-7710
产品规格
| 型号 |
FC-7710 |
| 系列 |
DURA-ACE TRACK 7710 系列 |
| Color |
Series color, - |
| Average weight |
82 g (46T, 1 / 2"x 1 / 8") |
| HOLLOWTECH II Technology |
X |
| Threaded BB shell width_70mm |
X |
| Axle length of BB-UN/ ES (mm)_Threaded (normal) |
109.5 |
| Compatible BB type_Octalink |
X |
| Compatible chain |
1/2 英寸X1/8 / 1/2 英寸X3/32 英寸 |
| Crank arm length (mm)_165.0 |
X |
| Crank arm length (mm)_167.5 |
X |
| Crank arm length (mm)_170.0 |
X |
| Crank arm length (mm)_172.5 |
X |
| Crank arm length (mm)_175.0 |
X |
| Gear arms |
5 |
| HOLLOWTECH Technology |
X |
| OCTALINK technology |
X |
| Optional chain guard_Without chain / bash guard |
X |
| P.C.D. (mm) |
144 |
| Recommended BB_Threaded (normal) |
BB-7710 / 7700 |
| Threaded BB shell width_68mm |
X |
| Q-factor (mm) |
136.3 |
