The early 1875 Remington revolvers seemed to have a post front sight and a lanyard ring. Then, at some point, the post changed to a blade and the lanyard ring became less common. I'm trying to find out if any 75s were made with the post front sight and no ring. Every gun I've seen with the post front sight has also had the ring (or a hole where the ring once was).
Someone from
http://www.scorrs.org asked me this question and I couldn't answer it.
This one has a post front sight and the ring:
