Shimano GRX RX820 1x Crankset
The SHIMANO FC-RX820-1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding. By pairing a 10-45T or 10-51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. The FC-RX820-1 comes in 170, 172.5, and 175 mm crank arm lengths, providing an additional level of customization.
- Arm Material
- HOLLOWTECH
- Arm Length
- 170mm, 172.5mm, 175mm
- Chainring Sizes
- 40t, 42t
- Rings
- 1x
- BB Type
- threaded, press-fit
- Q Factor
- 151mm
- Chainline
- 49.7mm
- Compatible Components
- 12-speed
- Claimed Weight
- [40t] 644g, [42t] 656g
- Activity
- bike
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