Itty Bitty modification for NEMA-17

I built the Itty Bitty Dual Extruder by clough42. It's a great extruder. It uses a NEMA-14 stepper motor. Someone asked if a NEMA-17 version was available and there isn't one.

I've modified the Itty Bitty main body to accommodate NEMA-17 steppers. This is an initial prototype and I didn't have a lot of time to put into it, but, if you want to try it, here it is. I found that I needed to run a long piece of 1/8" all-thread in and out of the filament paths to polish them and make them work wel