"Essentially you're using your thumb as a strap." Coach Josh Everett explains the hook grip to athletes at the CrossFit Weightlifting Trainer Course. For more info and upcoming dates for the CrossFit Weightlifting Trainer Courses: https://training.crossfit.com/weightlifting CrossFit® - Forging Elite Fitness® (http://crossfit.com) The CrossFit Games® - The Sport of Fitness™ The Fittest On Earth™