![EuroBikeParts: Shimano Ultegra R8170 12s Di2 Hydraulic Disc Electronic Group, Shimano, SH-UL8170-Di2-Full EuroBikeParts: Shimano Ultegra R8170 12s Di2 Hydraulic Disc Electronic Group, Shimano, SH-UL8170-Di2-Full](https://www.eurobikeparts.com/prodimages/ShimanoR8170FullGroup2_medium.png)
EuroBikeParts: Shimano Ultegra R8170 12s Di2 Hydraulic Disc Electronic Group, Shimano, SH-UL8170-Di2-Full
![Amazon.com: SHIMANO Ultegra ST-R8170/BR-R8170 Di2 Shift/Brake Lever and Hydraulic Disc Caliper - 2x12-Speed, Flat Mount, Black (Right / Rear) : Sports & Outdoors Amazon.com: SHIMANO Ultegra ST-R8170/BR-R8170 Di2 Shift/Brake Lever and Hydraulic Disc Caliper - 2x12-Speed, Flat Mount, Black (Right / Rear) : Sports & Outdoors](https://m.media-amazon.com/images/I/51A8rC2V5IL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SHIMANO Ultegra ST-R8170/BR-R8170 Di2 Shift/Brake Lever and Hydraulic Disc Caliper - 2x12-Speed, Flat Mount, Black (Right / Rear) : Sports & Outdoors
![Shimano Dura Ace Di2 R9270 2x12 Speed Groupset Road Disc Brake Groupset Electronic Product Groupset - Bicycle Crank & Chainwheel - AliExpress Shimano Dura Ace Di2 R9270 2x12 Speed Groupset Road Disc Brake Groupset Electronic Product Groupset - Bicycle Crank & Chainwheel - AliExpress](https://ae01.alicdn.com/kf/S64471af6d61647d584347b8ab08c0995A/shimano-Dura-Ace-Di2-R9270-2x12-Speed-Groupset-Road-Disc-Brake-Groupset-Electronic-Product-Groupset.jpg_Q90.jpg_.webp)