Standard wartime pattern corrugated rubber oxygen tube complete with screw-threaded top connector for attaching to a G-type or H-type mask. Fitted with a brass Air Ministry MK.IV (6D/526) bayonet connector complete with cadmium plated crocodile clothing clip at the bottom of the tube. The hose is generally in very good used condition but there is minor deterioration near the bottom end of the tube (see photographs) and very minor stress crazing within the folds when flexed significantly. 'Twine bound' connectors. Stock code O21069.