Indicator holder for 0XA toolpost

I don't have the smaller Shars dial indicator or AXA tool post that the [original](https://www.thingiverse.com/thing:2671273) was designed for. I do have a 2" Harbor Freight dial indicator and an 0XA tool post on my mini-lathe. And so a remix was in order.

Because of the longer body and stem of the 2" dial indicator and the shorter width of the 0XA tool holders, I flipped the cutout for the dial so it was at the back of the holder instead of the front. I also added an M6 thread for the offset