SHIMANO GRX Di2 ST-RX825 + BR-RX820 2-SPEED DISC BRAKE LEFT over-2500 For gravel or mountain biking

For gravel or mountain biking

Large platform with option of 4 pins per side

Giant instant engagement freehub with 42CrMO 60-tooth ratchet driver with Diamond-Like-Coating utilizes durable flattened coil spring to deliver immediate and efficient power transfer

Carrier tilts down to allow access to the trunk at all times

long-lasting support

SHIMANO GRX Di2 ST-RX825 + BR-RX820 2-SPEED DISC BRAKE LEFT over-2500 For gravel or mountain bikingIt can be a real challenge to brake safely and shift gears precisely on gravel bikes due to the high speeds, different surfaces and often unpredictable routes. With the combination of the GRX Di2 ST RX825 electric shift brake lever and the matching BR RX820 brake calliper, Shimano brings comfort and control together so that you can master any unforeseen situation on your gravel bike. Features Wireless Di2 Connectivity Clean cockpit: Wireless