2 in 1 fan duct extruder and filament cooler for e3d v6 and others —

Founded 2 in 1 fan duct extruder and filament cooler for e3d v6 and others models & stl files for printing
Ender 3 S1 Bolton Fan Duct
NathanBuildsRobots
Hybrid annular fan duct
destroyer2012
Longer LK5 Pro Fan Duct
Randomnessguy3D