well. I discovered the wrongdoer. the rotor is scouring toward the sponsorship plate. I pulled the rotor off the back explorer side and after a dash of evaluating I saw a spot likely around 1-3″ long that is scoured down to unrefined metal on the halting brake back plate that such mounts to.
Regards,
This reply was modified 3 years, 7 months ago by Richard White. Reason: fro msitake