22 Cu.ft O2 bottle, Nelson 300M Regulator with 2 CPC fittings and Oxymizer
Cannula.

Bottle (steel) was just tested and good for at least another five years.
Cannula has never been used. Regulator is like new.

Provides 13 hours of O2 at 18000 ft using a Nelson flow meter(not included).

$175.00 plus actual shipping costs.

Mike