Setting up a disc brake equipped road or cyclocross bike? How about an ultra-light XC racing rig? This Shimano XTR disc brake adapter mounting bracket enables you to use 140mm rotors with 74mm Post Mount calipers on 51mm IS rear frame mounts, and may be just what you need. Go XTR and get the best over the rest.
- 140mm rotor size
- 74mm Post Mount caliper
- 51mm IS rear frame mount
- Rear brake use only