Josh Gessner
Building Big Leaguers.
I gained 16mph in 16 months using this
in 90 days
even if you're 16 and throw 78mph
here's how
and cured the 'yips'
here's how:
even when I was throwing 78mph 3 years earlier
if you're not doing this
to join the 100mph club
its doing you more harm than good
From Someone Who Lived It
