I was at my LGS looking through some odd parts and came across a round H-P hammer/strut. I figured I'd give it a try on my Argy H-P and it fit like it was made for it. I even got a better trigger pull in the bargain as I took the time to polish the parts.
"George, I am an old man, and most people hate me. But I don't like them either so that makes it all even." .....Henry F. Potter