They are a variety of sizes, some of them are still in hydro.
Hydro pressure tests range from 240psi to 750psi.
Valves are not included, but some of the tanks have 3/4'' NPT
If anyone is interested, a few bucks plus shipping, and ill send you one.
We can make the transaction over ebay, to make it easy.

$5-10 (plus shipping)