[Mike of the Mountain]

Originally Posted by Garry L Gordon

Thanks for the additional information! I also notice the term "ball grip" from one of those guns. After reading a thread with lots of comments on various grip terminology, I wonder if that terminology changed over time, and the same kind of evolution of terms happened with comb specifications.

I hope more folks with research letter information will contribute to this thread.

Garry, after some research this is what I found on "ball grips"...Couldn't just pass this up. Sent to me by a friend.