Milwaukee trigger
thingiverse
I think you lost your trigger!!! Don't cry, you've found the solution already! Milwaukee doesn't sell triggers, you have to buy all the electronic parts... not funny at all! Before installing it, you need to warm up the hole of the trigger for a better insertion.
Download Model from thingiverse
With this file you will be able to print Milwaukee trigger 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 Milwaukee trigger.