SHIMANO TOURNEY A070- Road Crankset 3x8/7-speed
The SHIMANO TOURNEY A070 crankset is compatible with 3x7 and 3x8 drivetrains and provides wide range 50-39-34T gearing with a chain guard. It uses a square taper bottom bracket interface and is available in 165 and 170mm crankarm lengths.
FEATURES
- Light operation and smooth shifting
- DUAL SIS
- SG-X chainring
- Interchangeable with SHIMANO road front chainring 8/7-speed system
- 165mm, 170mm crank arm length available
- BB-UN26
- 50-39-30T, chain guard
PRODUCT SPECIFICATIONS
MODEL NO | FC-A073 |
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SERIES | SHIMANO TOURNEY A070 Series |
Color | Series color | Series color |
Remarks | 150 mm spec. available for 42-34-22T (Black) * Bottom bracket Spec for Chain line 50 mm |
Rear speeds | 8/7 - 8/7 |
---|---|
Compatible chain | HG 8/7/6-speed |
Chain line (mm) | 45 - 45 |
P.C.D. left / right (mm) | Riveted |
O.L.D.|Thru (mm) | 142 |
O.L.D.|QR/Nut (mm) | 135 |
P.C.D. (mm) | Riveted - Riveted |
Spider/gear arms | 5 |
Chainring combination | 50-39-30T | 50-39-30T |
Q-factor (mm) | 171.5 |
Crank arm length (mm)|165 | ✔ |
Crank arm length (mm)|170 | ✔ |
Optional chain guard|With bash guard | ✔ |
Optional chain guard|With chain guard | ✔ |
Optional chain guard|Without chain/bash guard | ✔ |
Compatible bottom bracket type|Square | ✔ |
Recommended bottom bracket|Threaded (normal) | BB-UN300 | BB-UN300 |
Axle length of BB-UN/ES (mm)|Threaded (normal) | LL113 | LL113 |
Threaded bottom bracket shell width (mm)|68 | ✔ |
Threaded bottom bracket shell width (mm)|70 | ✔ |