Toddler Light Switch Extension
thingiverse
It's not a full-fledged finglonger, but it'll suffice. The holes are carefully designed to accommodate a 1.75mm filament, effectively utilizing it as a rivet - simply melt the ends to secure it in place.
Download Model from thingiverse
With this file you will be able to print Toddler Light Switch Extension 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 Toddler Light Switch Extension.