SHIMANO GRX - Gravel Crankset - 2x11-speed
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.
Features :
- Optimum gearing for mixed terrains and riding styles
Gravel gear ratios preserve riding rhythm over rough surfaces with wider tires
Wider range front system
17T front range - Gear combination: 48-31T
PRODUCT SPECIFICATIONS
| MODEL NO | FC-R8000 |
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| SERIES | SHIMANO ULTEGRA R8000 Series |
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| Color | Series color |
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| Average weight | 668 (46-36T) 674 (50-34T) 681 (52-36T) 690 (53-39T) |
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| Rear speeds | 11 |
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| Compatible chain | LINKGLIDE, HG 11-speed |
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| Chain line (mm) | 43.5 |
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| P.C.D. left / right (mm) | 110 |
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| P.C.D. (mm) | 110 |
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| Spider/gear arms | 4 |
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| Chainring combination | 46-36T, 50-34T, 52-36T, 53-39T |
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| Q-factor (mm) | 146 |
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| Crank arm length (mm)|165 | ✔ |
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| Crank arm length (mm)|170 | ✔ |
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| Crank arm length (mm)|172.5 | ✔ |
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| Crank arm length (mm)|175 | ✔ |
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| Optional chain guard|Without chain/bash guard | ✔ |
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| HOLLOWTECH II | ✔ |
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| HOLLOWTECH crank arm | ✔ |
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| HOLLOWGLIDE | X, - (46-36T) |
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| Compatible bottom bracket type|Outboard | ✔ |
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| Recommended bottom bracket|Threaded (normal) | SM-BBR60 |
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| Recommended bottom bracket|Press-Fit | SM-BB72-41B |
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| Threaded bottom bracket shell width (mm)|68 | ✔ |
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| Threaded bottom bracket shell width (mm)|70 | ✔ |
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| Crank fixing screw included | ✔ |
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