Don't know why, Im not a golf nerd, But for some reason after I installed this shaft in my gamer, have started hitting driver better. Playing poorly lately, no time for golf, have been working hard on game again. Shaft feels stable, not a lot of action I can feel. Don't really think about it, tee it up. swing, pick up tee and go. Play 3 times a week or more sometimes(nice weather), Been playing over 53 YEARS, so I have a collection of clubs. Right now, will continue using this shaft, starts miss...