1) Steel Cylinder (red) with DIN adapter. Made in USA by DACOR Corp. Needs visual inspection prior to use - $80
2) Aluminum Cylinder with DIN adapter. Made in USA by Navy Marine Aluminum AQUA -- LUNG (U.S. Divers Cylinder). Needs visual inspection prior to use - $90
3) Dive Tank / Cylinder Holder - $35
Made with strong metal.
Ph: . Live message for Mark, please.