I HAVEN'T REMOVED THE BROKEN PIECE BUT THE GOOD ONE MESSURES 2" HIGH 1/2" DEEP AND THE WITH IS 1 X 1/8 WIDE. I HOPE I DID THIS RIGHT.
Paul from SWISCO responded:
February 22, 2017
Your pivot shoe has been discontinued, but we believe you can use our 15-046 as a replacement. You might also find the 75-005 charging tool useful. It should make installation easier.