D300VS Parts Fan Ducts and Mount

Directed parts fan ducts and mount for the stock Ultibots D300VS Micro Extruder and E3D V6 hotend. Internal geometry of the parts duct contains air guides to spread airflow evenly across the slot. As-tested, produces smooth airflow from just above the tip of the nozzle, down to approximately 2mm below, and converges from 10mm in front and behind the print nozzle, angled inward.

Note: I do not use the thumbknobs on the extruder tensioning bolts, so I do not know if the mount design will caus