Anycubic I3 Mega Direct Drive Extruder

No extra parts (stock only) needed except some nuts and bolts.

Update (2019-05-20)
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When printing at high temperatures the part cooler was a little too far away from the build plate and thus cooling down the headend.
I have added Part_Cooler_Adjustment.stl which can be used to lower the part cooler accordingly.
I printed this spacer 3 times and lowered the part cooler for 3mm (refer to attached image).

Update (2019-05-22)
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Improved Pressure_Rol