Bondtech BMG fan duct 30mm

Remixed from Martin Bondéus (Bondtech) Circular Cooler for the Bondtech BMG

For 30mm fans.

Good to know, read this before installation!!
-You may have to drill all the holes with a 2,5mm or 3mm drillbit.
-The fan duct bracket mounts in between the motor and the BMG extruder.
-The screws to mount the extruder + the bracket to the motor needs to be 45mm, no more
no less.
-Remember to move the main extrudergear on the motor axle outwards by 5mm

Known faults / in need of improvement