D shaft replacement knob for box fan
thingiverse
A replacement knob for D shaft (smooth) with 4.5 mm cut into shaft. Shaft diameter is 6.5mm. Most box fans use this type shaft for the speed and on/off control.
Download Model from thingiverse
With this file you will be able to print D shaft replacement knob for box fan with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on D shaft replacement knob for box fan.