12-speed crankset Shimano GRX FC-RX610-1

The SHIMANO FC-RX610-1 crankset reduces weight, optimizes efficiency and offers a range of drivetrain options to meet the demands of mixed terrain riding. By combining a 10-45D or 10-51D cassette with a 38D or 40D chainring, cyclists can choose closer developments or a wider range to suit their personal needs. The FC-RX610-1 is available in 165, 170, 172.5 and 175 mm crank lengths, offering a further level of customization.

• ・Optimal development range for mixed terrain riding.
• "The 10-45D and 10-51D cassette options cater for all styles of practice.
• ・38D and 40D chainrings available