Disc brake adaptor/mount from YESS BMX. The adaptor works as a chain tensioner for the YESS frames while doubling up as a mount for a disc brake caliper. The adaptor sets up the disc brake caliper to work with 140mm rotors.
- Disc brake caliper mount and chain tensioner in one
- Only compatiable with YESS frames
- Compatiable with 140mm rotors