Shimano
Shifter105 R7120
- Part number
- ST-R7120
Specifications
- Speeds
- 12
- Actuation type
- Mechanical
- Weight
- 306 g
Bikes sold with this part
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
