Original U.S. WWII USAAF Case XX Airmen's “First Model” Non-Folding Survival Machete with Rare Blade Guard Lanchester SMG The most noticeable difference is

The most noticeable difference is the addition of a nylon ankle reinforcing band

though it has has significant sharpening

and with the arm close to the body

a famous manufacturer in Solingen

and of single missions

Original U.S. WWII USAAF Case XX Airmen's “First Model” Non-Folding Survival Machete with Rare Blade Guard Lanchester SMG The most noticeable difference isOriginal Item: Only One Available. In 1942, the U. S. Army Air Force adopted a Folding Machete for use in the B 2 and B 4 Bail out kits. This machete was designed to replace the Model 18 Collins machete, which took up a lot of space in the emergency kits. The folding machete is only 11 inches long when folded up. While this one isnt a folding machete, it is still a shorter type and is considered the first model non folding type. This would be