Build and Shoot

hey i seen the bonus world war 2 gun perviously and i wondered how do i make that one of my guns?

? Which gun are you talking about ?
Go into a bit more detail if you want help..

the m16 in american world war 2 guns i like it and other snipers i see here but how do i add it to the game

http://buildandshoot.com/viewtopic.php?f=6&t=2311

I think this can help!