Shimano GRX FC-RX820-1 40T Headset Tools the Ground Control Positioning allows

the Ground Control Positioning allows for effortless foot placement when coming to a stop

designed for 135mm QR and 142mm thru-axle frames

Bluetooth low energy technology and ANT+ wireless data transfer

Tektro HD-M275 Hydraulic Disc

making it the ideal solution to cycle in every season without giving up on its racing soul

Shimano GRX FC-RX820-1 40T Headset Tools the Ground Control Positioning allowsThe new FC RX820 1 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. GRX 12 speed, hollow arm 1X crankset. Narrow wide 40T chainring. Gravel specific gearing ratios with 1X simplicity and wide range gearing. Bottom Bracket : Not included SM BBR60 SM BB72. Chainline: 50. 1mm. Attributes BB Inclusion No BCD 110