I had the same 1050 calipers and used 6800 pads and holders had to file the slot too get the holders in .had great results.
Thanks for your reply. I have bought Swissstop holders/pads and expect to have to the same.
@marxist_vulcan started
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I had the same 1050 calipers and used 6800 pads and holders had to file the slot too get the holders in .had great results.