曲柄组 (3x8/7速)
FC-A073
FC-A073
曲柄组 (3x8/7速)
-
FEATURE
- DUAL SIS(双SIS)
- SG-X 链轮片
- 可与SHIMANO公路8/7速系统互换
- 165mm, 170mm曲柄臂长度可选
- BB-UN26
- 50-39-30T, 链盖
相关技术
产品规格
型号 |
FC-A073 |
系列 |
SHIMANO TOURNEY A070 系列 |
Color |
Series color, - |
Threaded BB shell width_70mm |
X |
Axle length of BB-UN/ ES (mm)_Threaded (normal) |
LL113 |
Chain Guard Type |
NA |
Chain Ring Teeth |
33T |
Compatible BB type_Square |
X |
Compatible BB type |
Square |
Compatible chain |
HG |
Crank Arm Length |
165, 170 |
Crank arm length (mm)_165.0 |
X |
Crank arm length (mm)_170.0 |
X |
Gear arms |
5 |
Optional chain guard_With bash guard |
X |
Optional chain guard_Without chain / bash guard |
X |
Optional Chain Guard |
With chain guard, Without chain guard |
P.C.D. (mm) |
铆接 |
Rear speeds |
7/8 |
Recommended BB_Threaded (normal) |
BB-UN26 |
Threaded BB shell width_68mm |
X |
Threaded BB Shell Width |
68, 70 |
Includes Crank Arm Fixing Bolt |
Yes |
Q-factor (mm) |
171.5 |