My New Knex Gun

ok this is my new knex gun its my first gun so plz give comment about what i did wrong or did good.
feel free to mod it and show the pics then please.
q. what does it shoot and how far?
a. it shoots 2 white rods like 15 feet far(with good rubber bands)

i can post pics on how to make it just message me:D.

specs.
its a double gun 2 barrels
ammo: 2 white rods
rubber bands:2 big ones

pros.
nice gun
good hande
2 shots
easy to make

cons.
takes ages to reload
not so sturdy bi-pod
not easy to reload the lower gun

whell whats it i hope u like it
ps:srry for blurry pics