Shimano GRX ST-RX825 Di2 Shifter and BR-RX820 Caliper 12 Speed Size:Right Shifter / Front Brake while its folding bead increases

while its folding bead increases performance

foggy mornings

every sprocket on the R8000 is steel—making it noticeably more durable for riders who rack up thousands of kilometres each year while still delivering premium shifting performance

Advanced heat sync design reduces brake fade

Shimano GRX ST-RX825 Di2 Shifter and BR-RX820 Caliper 12 Speed Size:Right Shifter / Front Brake while its folding bead increasesThe Shimano GRX ST RX825 Di2 Shifter and BR RX820 Caliper (12 Speed) pairs wireless Di2 shifting with a dedicated hydraulic flat mount caliper, built for gravel, cyclocross and touring riders who need reliable stopping power and precise gear changes on mixed terrain. Specifications Series: GRX Di2 RX825 Application: Gravel, Cyclocross, City & Touring Gearing: 2x, 12 speed Shifting System: wireless Type: hydraulic Actuation: mineral oil Hose: SM BH90