Exruder MK3 Dual Gear

The new MK3 extruder with Dual Gear pulley provide realible extrusion and high speed prints! Fully compatible with TPU flexible filaments! The new magnetic filament sensor y fully compatible with all filaments, even transparent or translucent filaments.

Magnetic filament sensor:

(picture: Grégoire Saunier )

You must change the Marlin parameters in Configuration.h, line #define DEFAULT_AXIS_STEPS_PER_UNIT you must change the last parameter. {100,100,3200/8,280}

Please use the correct value according your driver microsteping:

 1/16 microstepping like A4988, TMC2100, TMC2130, TMC2208

#define DEFAULT_AXIS_STEPS_PER_UNIT   {100,100,3200/8,280}

1/32 microstepping like DRV8825

#define DEFAULT_AXIS_STEPS_PER_UNIT   {80,80,3200/4,560}