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 |
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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 |
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Threaded BB Shell Width |
68 mm, 70 mm |
Q-factor (mm) |
151 |