Suction nose for CNC Stepcraft (to connect a vacuum cleaner)

Suction nose for CNC Stepcraft (to connect a vacuum cleaner). No more dust. Designed using Fusion 360. If you need Fusion file to custom it, just ask. Did it in 3 parts to avoid supports. Watchout : the picture is not the exact same thing (mk1 ;-)), but very similar.... just to show you what it is in "real world" ^^.
Orange part is the arm of milling machine.
I've uploaded 3 more files : the way I've printed them.

Nez d'aspiration pour CNC Stepcraft.Je l'ai fait en 3 parties pour éviter les