Originally Posted by
FBinNY
Some brakes and mounts have the means to not only move the brake sideways to find the disc, but also to adjust the angle so all is square.
The Elixirs can do just that. They have domed washers that allow angle adjustments (they call it Caliper Positioning System - CPS)

Originally Posted by
Robbo2015
The caliper is out of line.
Have you tried to realign the caliper?
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Ragnar