Well, thats nearly the same as mine 
Just that in mine the bat has a new itr: y: 5000 in every frame, so when the baseball, activates a Type 3 object, it will go to hit frames/delete the old ball/ opoints the new ball.

Just that in mine the bat has a new itr: y: 5000 in every frame, so when the baseball, activates a Type 3 object, it will go to hit frames/delete the old ball/ opoints the new ball.