Photo courtesy of Michael Eckert

Marine Corps Sgt. Michael Eckert is a pull-up machine. Stationed in Iwakuni, Japan, the 26-year-old holds the Guinness World Record for most no kip pull-ups with hands pronated on the bar in 60 seconds. But if you’re looking for some pull-up inspiration you should really check out his Instagram. Using the social media platform, Eckert archives workout routines, fitness pro-tips, and some really badass pull-up stunts.

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