Shimano GRX RD-RX812 Rear Derailleurs Road po-amplidware42-124 Your days of fussing with

Your days of fussing with clips and buckles are behind you

the Flex Booster enables you to modify a boot’s flex for specific adventures—be that reinforcing the flex of a jib boot to slay kickers or transforming a freestyle boot into a banked slalom hero

Choose your pace

Body Length

EnergyCell™+ is a high-recoil midsole composition that provides significant cushioning and durability as well as exceptional energy return

Shimano GRX RD-RX812 Rear Derailleurs Road po-amplidware42-124 Your days of fussing withGRX 11 speed rear derailleur for 1X cranks Adjustable chain stabilizer prevents chain slapping and drops Gravel tuned clutch tension can be toggled ON OFF to match the terrain Low sprocket: Max. 42T Min. 40T Top sprocket: 11T Attributes Max Front Difference Single chainring only Maximum Cog 42T Minimum Cog 11T Primary Color Grey Cage GS RD Capacity 31T RD Spring Type Shadow Plus RD Weight 267g Speed 11 Mount Standard