7b not bad, but the ball does not jump off of it like it does when you swing either a 4B, 5B, or a 1B.
I am blessed to own each, as well as, a SCN2B, SCN24b and SCN6b with the 5b and 6b being the most recent pickups last year.
My 4B is the most broken in and I don't think there is anything...