SHIMANO's new FC-RX810-2 crank balances weight and efficiency for mixed-terrain riding.
Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. The 2x11-speed crank is available in a 48-31T chainring combination and 170, 172.5, and 175mm crank arm lengths.
Specifications
| Average weight |
710 g |
| HOLLOWTECH II Technology |
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| Threaded BB shell width_70mm |
_ |
| Chain line (mm) |
46.9 |
| Chain ring combination |
48-31T |
| Compatible BB type_Outboard |
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| Compatible BB type |
Outboard |
| Compatible chain |
HG-EV 11-speed, HG-X11 |
| Crank Arm Length |
170 mm, 172.5 mm, 175 mm |
| Crank fixing bolt included |
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| Crank arm length (mm)_170.0 |
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| Crank arm length (mm)_172.5 |
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| Crank arm length (mm)_175.0 |
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| Gear arms |
4 |
| HOLLOWTECH Technology |
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| Optional chain guard_Without chain / bash guard |
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| Optional Chain Guard |
Without chain guard |
| P.C.D. (mm) |
110/80 |
| Rear speeds |
11 |
| Recommended BB_Pressfit |
SM-BB72 |
| Recommended BB_Threaded (normal) |
SM-BBR60 |
| Threaded BB shell width_68mm |
_ |
| Threaded BB Shell Width |
68 mm, 70 mm |
| Q-factor (mm) |
151 |