Original Chinese Air Force Cold War TK-1 High Altitude Flight Helmet Set in Original Crate British Machine Guns Helmet exhibits original paint inside

Helmet exhibits original paint inside and out

so it looks to be stuck in single shot mode

it is still sharp and only has a few very tiny nicks on the edge

It still retains the original size marking of 7 1/8 at the rear of the sweatband

Original Chinese Air Force Cold War TK-1 High Altitude Flight Helmet Set in Original Crate British Machine Guns Helmet exhibits original paint insideOriginal Item: Only One Available. This is a rare complete Chinese Air Force Cold War era Tk 1 high altitude flight helmet in its original crate. The TK1 is comprised of three main parts; Nylon under helmet with communication components (transceiver and receivers, fire resistant lace up hood with neck protection and external rigid plastic shell with removable air tight clear face visor. The visor incorporates oxygen and communication lines. Visor is