Using a dog leash or possibly a dip belt, wrap within the dumbbell, hang it with your hips, bounce up around the bar. Even simpler is to put the dumbbell on the floor, step up on to it and seize the pullup bar with your hands. Then seize the dumbbell https://deanhkjhe.wizzardsblog.com/33170869/rumored-buzz-on-back-exercises-with-dumbbells