I will make it whit spring (from a small pomp) and i rely need plans or layouts of this.

ps. I don't wanth to pump my air thank whit air every shot

Helo. I really need some plans of the inside of this kind of gun. I am a NOOB so make it clear.
oh and it has to be whit a spring.
THANK you all

sorry all if I post against the "RULES". I registered today and didn't have time to reed the "RULES" Sorry but ITS so F***ING COOL. (Sorry FOR BAD LANGUAGE) (NO BANING)

COOL!!!
You will need:
potassium nitrate (I dont know how but get it)
sugar ( yes sugar )

Videos will explain

Nr.1 http://www.youtube.com/watch?v=mprSzNaVpj8
Nr.2 http://www.youtube.com/watch?v=8VVHJXARfoY


TIPS:

It is beter in a tin can (you will figure it out)

MY first post