6-B-4-0 defines the #4 Accumulator and associated angles. I get it pretty well. What I want to understand is "left arm blast-off from the chest" in the follow through.
I have seen this term in several threads but I can't find in book. It conjures up a picture of the hands and club moving from the inclined plane to a more vertical plane closer to the target line or flight line.
In searching through my own pics and pics on this site, the only pic I could find representing this condition was a picture of Lee Trevino here: