Compressed Gas Cylinder 580 Valve 20 cu ft-Argon, Nitrogen,75-25-Helium

Used in Argon, 75/25 , Helium , Nitrogen                     

THESE ARE USED AND RECONDITIONED CYLINDERS WITH A D.O.T 3AA2015 RATING

AND WITH A 580 VALVE . ALL HAVE BEEN  HYDROTESTED . WHY BUY NEW WHEN

YOU EXCHANGE THEM ANYWAY