Jump Out The Gym Program [Jonny Johnson Dunks]

Instantly Jump Higher: http://www.jumpoutthegym.com

Jack Cascio shows yet another dunk testimonial from Jonny Johnson, class of 2014 basketball player. Jonny shows off his ability and proves why he is one of the top players at his age in the COUNTRY. JOTG has proven time and time again to be the top vertical jump program on the internet. If you haven't already, head over to jumpoutthegym.com and start your vertical jump workout today.

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