where do you get your Co2 tanks?

[The Reefer91]

where did you get them and how much did they cost?

 

[The Reefer91]

bump

 

[Oimate84]

See if you have a welding supply place locally...I got a 5pnd tank for about $65

 

[AZDesertRat]

Local Homebrew shop or a restaurant supply like Superior Products if you want shiny new aluminum or a welding supply if looks doesn't matter.