this mod will allow you to shoot almost anything with your knex gun (within reason)
place item between to grey connecters in front of barrel.
bullet will hit item and send it flying.
i found that it works very well with lego technic gears they spin giving them power.
Step 1: Getting the Parts
youu will need 11 parts
Step 2: Getting Started
will need a blue rod and a purple/grey connecter
Step 3: Addind Suport
need to add 4 blue spacers as shown below
Step 4: I'm Going to Name This Step Steve Because I Have No Other Name for It
will need another purple connecter
Step 5: This One Will Be Named Gir
this next purple connecter will hold a second purple/grey connecter that will put pressure on an item between them.
Step 6: Adding Other Connecter
do same on other side
Step 7: Final Step
adding these will help to keep item held in place