Marty Jertson (@jertybird) 's Twitter Profile
Marty Jertson

@jertybird

Distance Maximizer. Score Minimizer. VP Fitting & Performance @PINGTour. Co-Founder @thestacksystem & @stack_baseball Speed Training. @minesgolf Alum. 🌵🌲

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linkhttp://www.thestacksystem.com calendar_today09-09-2009 16:23:55

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Marty Jertson (@jertybird) 's Twitter Profile Photo
Marty Jertson
@jertybird

2 months ago

What started as me trying to compete in the Majors... Turned into helping others win them — And now powering big leaguers to mash dingers. What a ride.