MK8 Extruder Aluminium Block for 3D Printer DIY Kit

This is the MK8 Extruder Feed Kit that is brilliant for direct drive extruder types. It attaches itself to the NEMA17 motor and helps feed the filament into the extruder gear using a trigger and spring
system. If you are having trouble with filament slipping on your gear. You should consider using one of these with one of our MK8 Filament Drive Gears.