Knex Riffle Gernade Launcher Cap Gun

this is a knex cap gun and the first i know of i will post a 8 or 4 shot when i get 5 subscribers and let me know of any spelling mistakes

Step 1: Bullet

this is the projectile and u can also use a small green rod by itself

Step 2: Main Body

make this using the next few pics (i was lazy so not good pics)

Step 3:

gun safty

Step 4: Shooting

now pull back trigger and shoot it