Knex Tripwire (cannon?)

i sereously dont know what to call this, maybee a tripwire claymore? anyway, i dont have any kind of string attached now, but you all are really creative, im sure youll think of something!

Step 1: Construction

make 24 of these!!!! wow!!!

Step 2: Construction

the 24 barrels go like this

Step 3: Construction

construct the legs

Step 4: Construction

add the legs

Step 5: Firing Pins

make 6 of these

Step 6: Construction

add the firing pins

Step 7: Rubber Bands and Extras

the final step, enjoy!!