Planetary gearbox

Hello,
I searched for a planetary gearbox and all the ones found were some how complex for me, so i searched over tinkercad for simpler designs and landed on this nice and usefull design that you could build upon,
design: https://www.tinkercad.com/things/9m7DgquHI76
All credits go to the author of this design: https://www.tinkercad.com/users/3KhcrKSboKW-200801830

So i printed this setat the size of 100% which was at the size of 60mm radius
however, i couldnt fix the sun gear for tolerance issues my printer had, i am trying to print this design at size of of 180mm which is 300% ratio, thus i suggest you decrease the size of the planet gears up 295%

I'll update the design i print the thing
Print settings for 300% PLA :
nozzle: .4mm
layer height: 0.32mm (it requires finishing up to 120 - 220- 320- 400grits wet/dry )
or use less layerheight
Infil: 0%
wall line count: 50 (i learned it somewhere that printing the design in all walls yields to much stronger object due to th