18650 cell holder
thingiverse
I hate the cheap 18650 holders from Ebay. They make it really hard to insert the cells, they have huge resistance and they do not really work with salvaged cells (because they do not make a good contact with the + terminal). I explained more [here](http://embedblog.eu/?p=64)
Download Model from thingiverse
With this file you will be able to print 18650 cell holder 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 18650 cell holder.