Duplo technic differential

I have been making some RC cars with my kids out of duplo and wanted to improve the design a bit. I remixed lucianobfs lego differential and mucked around with the internal and external scale a bit so it would fit in a duplo 2 notch space and still fit the duplo technic axle sizes. This suits the existing duplo technic bricks I have previously posted (https://www.thingiverse.com/thing:6412318) in terms of how the axles line up.
It's worked a treat for us so far and hopefully someone else out there may use it as well.
Just a warning though it can be quite a tight fit to get the 'sun' gears into place, I had to do a bit more than a gentle encouragement to get them both to slot in at the same time.

as per 'lucianobfs' assembly instructions: After the parts are printed, the fitting starts from the planet gears and then by the sun gears. To engage the sun gears, place them in the opposite position out of the final position and make the turn to fit them into the final position at the sa