KNEX Tube Gun

this is my tube gun (minus the rubber band)

Step 1: Supplies

this is what you need:
3 blue rods
2 white circles
1 black half connector
1 grey end peice
1 yellow half circle
1 rubber band

Step 2: The Frame

this is the frame

Step 3: The Hammer

this is the hammer

Step 4: Put the Rubber Band On

the rubber band goes on these two parts

Step 5: Have Fun!

have fun! dont get caught shooting people or ur mom will take it away! (like me)