80mm

thingiverse

Customized version of https://www.thingiverse.com/thing:373491 Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=373491 Using the following options: duct_width=.40 fan_size=100 duct_rotation_z=-45 duct_rotation_y=22.5 duct_rotation_x=90 base_screw_margin=4 duct_shape=round base_height=10 fan_hole_diameter=100 base_screw_diameter=3.9 duct_length=.25 duct_delta_y=15 duct_delta_x=7 duct_border_width=3 duct_height=40