The Shimano FC-RX610 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding.
- Riders can choose closer gear steps or ultimate range depending on personal need by pairing a 10-45t or 10-51t cassette with 38t or 40t chainring (cassettes and 38t chainring sold separately)
- Optimal gearing for mixed-terrain riding
- Compatible with HG 12-speed chains
- 49.7mm chainline
- 151mm Q-factor
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