SRAM SRAM Red AXS E1 Rear Derailleurs Road bike/components/derailleurs & shifters po-fjallravenwareacc-423 The 12-speed SHIMANO GRX Di2

The 12-speed SHIMANO GRX Di2 DUAL CONTROL LEVER with GRX BR-R820 disc brake caliper

0 with PFC-free DWR provides waterproof

The volume control plate

equally capable of handling fast and fun downcountry laps

SRAM SRAM Red AXS E1 Rear Derailleurs Road bike/components/derailleurs & shifters po-fjallravenwareacc-423 The 12-speed SHIMANO GRX Di2The heart of the AXS ecosystem is lighter, more efficient, and more capable than ever. Covering cassette ranges from 10 28T up to 10 36T, this wireless wonder has larger pulleys to increase drivetrain efficiency, and an Orbit fluid damper to keep everything in place over the rough stuff. One derailleur ready for 1x or 2x, on road or off. AXS enabled for easy setup, personalization, and reliability 16 g lighter than previous generation Larger X SYNC