Shimano GRX ST-RX825 Di2 Shifter 12 Speed D4 Who Is The Shimano Dura-Ace

Who Is The Shimano Dura-Ace Di2 ST-R9270 For

A well-maintained cassette can often last through 3–4 chains

If you need more plugs just unthread the Twin Tube™ and flip it around for more plugging action

HR Accuracy    ±1BPM

Shimano GRX ST-RX825 Di2 Shifter 12 Speed D4 Who Is The Shimano Dura-AceGravel is the great equalizer. No matter who you are, where you come from or where you want to go, gravel welds together a shared passion and lays the foundation for memories on any surface. The Shimano GRX ST RX825 Di2 Shifter brings 12 speed wireless, hydraulic shifting to your gravel, cyclocross or touring rig, so it's ready whether you're on paved roads, forest roads, back roads, or no roads at all. Specifications Series: GRX Di2 RX825