Extruder gear inner bore: 5mm. ( You can change according to the actual situation,for example, use MK7 Bore 5mm gear)
Designed for 1.75mm filament,Pipe outer diameter need <4.2mm
- Symmetrical design (The motor can be installed in the left or right side).
- Complete assembled and tested.
- All - metal extruder.
- Extruder drive is stable and accurate.
- Direct drive extruder.
- Suitable for 42 stepper motors and precision planetary reducer motor.
- Can be driven as short range or remote extruder.
- Easy to replace filament , you just need pushing it.
- Compatible with E3D / J-head / MK8 etc.