Shimano GRX ST-RX825 Di2 Shifter and BR-RX820 Caliper 12 Speed Size:Left Shifter / Rear Brake The 40mm deep carbon rims

The 40mm deep carbon rims help keep overall weight at just 1249 grams

Model No: ST-R9150-R

Tempo Argo’s short length allows the rider to sit further forward without placing undue pressure on sensitive tissues

we recommend that you recalibrate after 5000 cycles

Shimano GRX ST-RX825 Di2 Shifter and BR-RX820 Caliper 12 Speed Size:Left Shifter / Rear Brake The 40mm deep carbon rimsThe 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