The Pitan Geared Extruder
22 January 2020
_This has become the most popular among the easy to print, lightweight geared extruders on Thingiverse.
_Both my extruders go strong after close to 3 years, printing 18h a week in average.
_The latest version has some small updates, including Tehmillhouse suggestion regarding the small gear (It goes in teeth side first, everything else gets assembled the same way)
06 October 18
_Had both of mine printed in PLA and still going strong after close to 1.5 years of almost daily printing.
_Just make sure the gears are aligned well and that the small one is not the wrong way around (it goes in with the chamfer towards the motor, that means the "arrow" shaped teeth need to point left, clockwise, when the motor is on the table with the axle pointing up).
_Also, don't use a lot of idler tension. If your MK8 skips you most likely trying to squeeze too much plastic for that particular speed/temperature/nozzle combo.
03 June '18
_I've been using two of them for a year now and never…