Original WWII German Luftwaffe Aviator AK 39 Wrist Compass by Kadlec 20th Century If it is being mounted

If it is being mounted on a dummy gun this doesn't matter

This did not work well in practice

This is a most attractive and speculative item that came out of a WWI collection in England only last year

or AAT 52 well before the other major powers

Adjustable Bipod

Original WWII German Luftwaffe Aviator AK 39 Wrist Compass by Kadlec 20th Century If it is being mountedOriginal Item: Only One Available. Utilized by German pilots during WWII Made by Kadlec in Czechoslovakia and introduced as AK 39 (Armband Kompass (wrist compass) 1939) to the Luftwaffe. The Luftwaffe register number is Fl23235 1 with Fl standing for Fliegermaterial i. e. aeronautical materiel. The diameter is 60 mm. The liquid inside is pure petroleum (kerosene) and can be exchanged or refilled during inspection. This model allowed the setting of a