40mm fan air duct 3D models

Prusa i3 (Sunhokey-tech 3D Printer kit) Triple F...

[CR-7][40mm fan duct][Ring type] fan duct for noz...

40mm Fan Duct

GEEETech MK8 Printhead Fan Shroud ver.3 (compact)

Robo 3D Hexagon hot end clip on fan ducts

RAMPS 1.4 Fan Mount, 40mm Fan, Customizable

Foxy Fan Duct: Generic Duct for 40mm Cooling Fan

Printrbot Simple 40mm Fan Mount with 360 Degrees Duct

UM2 Dual Nozzle Fan Shroud

ZYYX Fan Duct

E3D Dual 40mm Fan Mount

iPad Air stand