They COULD be US issue. Here's tailfin assemblies from 60mm first and 81mm second. They're identical except size. Thus what I stated about having them in hand. I think they're US issue.
They COULD be US issue. Here's tailfin assemblies from 60mm first and 81mm second. They're identical except size. Thus what I stated about having them in hand. I think they're US issue.
Regards, Jim