My Intex Adapter for Pool Connectors - Adapter piece

I have a smaller Intex pool (with 1 1/4" tubing) and wanted to use a larger pump (with 1 1/2" tubing). I could have purchased something like this:

https://www.amazon.com/INTEX-Adapters-Pumps-Saltwater-System/dp/B000RSICZU/

But this thing is most of what I wanted:
http://www.thingiverse.com/thing:446404

I just needed to modify the smaller end to fit over the smaller connectors instead of inside the smaller tubing. That's this thing. I also didn't have the extra threaded snap-on conne