SHIMANO OCTALINK Road Crankset 2x9-speed
FC-R345
SHIMANO - OCTALINK - Road Crankset - 2x9-speed
The SHIMANO FC-R345 crank uses an OCTALINK bottom bracket interface and a compact 50-34T 2x9 speed compatible chainrings.
FEATURES
- HYPERDRIVE SG-X chainrings
- Lightweight and smooth shifting for entry rider comfort riding
- Appropriate gear ratio 50-34T
- BB-ES300
- Crank arm lengths: 170mm, 175mm
- Color options: Black, Silver
PRODUCT SPECIFICATIONS
| MODEL NO | FC-R345 |
|---|---|
| SERIES | SORA 3500 Series |
| Color | Silver | Black |
| Rear speeds | 9 |
| Compatible chain | HG 9-speed |
|---|---|
| Chain line (mm) | 43.5 |
| P.C.D. left / right (mm) | 110 |
| P.C.D. (mm) | 110 |
| Spider/gear arms | 5 |
| Chainring combination | 50-34T |
| Q-factor (mm) | 152.2 |
| Crank arm length (mm)|170 | ✔ |
| Crank arm length (mm)|175 | ✔ |
| Optional chain guard|With bash guard | ✔ |
| Optional chain guard|With chain guard | ✔ |
| Optional chain guard|Without chain/bash guard | ✔ |
| OCTALINK | ✔ |
| Compatible bottom bracket type|OCTALINK | ✔ |
| Recommended bottom bracket|Threaded (normal) | BB-ES300 |
| Axle length of BB-UN/ES (mm)|Threaded (normal) | 113 |
| Threaded bottom bracket shell width (mm)|68 | ✔ |
| Threaded bottom bracket shell width (mm)|70 | ✔ |
| Crank fixing screw included | ✔ |
