Summary

Since these are wall caps are pretty hard to find today, i decided to design 3d printable one.
Version with or without cable cut out
Print 2 pieces separately, cut small piece of 1.75 filament, glue it in to the hole on cap part, put the second part on the pin and melt the end of it with soldering iron / lighter.
Designed for +-63mm holes in wall
Total diameter is 84mm
Cutout fits up to 10mm thick cables

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