Original Scott CRU-60/P Terminal Oxygen Block

Original MBU 20 HALP Mask Size Long, Demilitarized, Incomplete, as a Spare Part,

Original KM-35 M Oxygen Mask for use with the Chinese Zsh-7 Flight Helmet

Original CRU-94/P Connector Integrated Terminal Block

Original unused Soviet Russian military surplus Pilot Oxygen Mask Km 15i

Original Scott Oxygen Mask Face Piece with Hardshell Size Regular Narrow

Original MBU 5 Mask Black Hardshell only Size Regular Narrow and Long Narrow , Unused Mint Condition

Original RAF and RAAF P Mask Hardshell Black

Original Sierra MBU 4/P Oxygen Mask Face Piece Size Large

This are a Experimentel Oxygen Regulator Setup used by German Air Force