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« Articles
Shift XTR - Muscular EnduranceMatt Jennings' remarkable deadlift and pull-up routine In this video clip, Matt Jennings demonstrates the incredible muscular endurance and efficiency he has attained through the SHIFT XTR program. Weighing in at 165 lbs, Matt is able to dead lift 350 pounds - more than twice his body weight - an amazing 21 times. A short while later, he proceeds to execute 30 pull-ups. |
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