What the heck is this thing?
A Henderson owner in Austria sent me this picture gallery of a 2019 antique motorcycle meet/ride at Grundlsee in Styria, a province in southeast Austria.
Scroll down five or six motorcycles, and you will find two photos of a bike named "Rusty Arrow". It looks like a WL / WLA bike, but with K-model heads. Or maybe it's a WL chassis with a K model engine grafted in, and a useless tank shift. Or maybe it's a ______.
Brain explosion imminent - HELP - what is this thing?