Here are instructions for a knex ball machine separator with 3 outputs.
It's incredibly easy to make and works 98% of the time. Make sure to check out step nr 1 to see the 2 special pieces you need + the video to see how it works.
If there are any questions, complains or problems with this build, feel free to pm me or tell me in the comments below.
Thanks for watching/ building,
Step 1: Special Pieces You Need:
You need one of each.