50mm parts cooler

I was using the original version of this parts cooler and it was working very well.

I modified my Geeetech printer by replacing the hotend with a Microswiss all-metal one. The problem is, the Microswiss is almost 10mm shorter than the stock hotend. This cooler no longer worked.

I created a new parts cooler that was based on the original. I started from scratch, but took a lot of measurements from the original, which is why I linked it. You can see my nozzle is not as elegant as the origina