8th US Army Air Force Pilot A-14 Oxygen Mask

8th /9th US Army Air Force modified A-14 oxygen mask. A-14 oxygen mask is  a MEDIUM size dated 01/45. Complete with T-44C microphone, JK-26 jack and bell type plug which can be used with Royal Air Force aircrafts radio systems. Specific 8th Air Force specs mask wth black rubber rings on expiration valves. Very good condition. Rubber is pliable, without any cracks. Strong rubber harness. Original matching box with instructions and accessories. Flying helmet and goggles aren't included. Scarce item, especially in this kind of condition.