Dial indicator holder for Ender 2

I found a low cost dial indicator but it did not match the holders available for my Creality Ender 2 printer, as my indicator has no lug on the back.

This design is a snug fit held together with just friction.

The dial indicator I used is:
https://www.adendorff.co.za/product/mac-afric-dial-indicator-plunger-type/