D.O.T. 3AA2015 psi.
With 10 year hydro-test.
included in price.. Cga-580 Valve for argon, Helium, Nitrogen or Argon/C02 mixes.
6.7" Dia, 37.5" H W/Cap, 49.5 Lbs.
Cylinders Can Be Various Colors, Green As In Picture Commonly In Stock
Cylinders Are Shipped Empty.
Can be filled at almost any gas supplier. Most will exchange for a full cylinder to save you a trip.