Here is a wrist roller that lets you use your dumbbells to develop explosive power in your wrists. The Grip Freak Thick Grip Wrist Roller has 2-inch thick grips and 3″ ball ends. It comes with everything you need to strengthen your arms, wrists, and hands. It has a dumbbell hook that makes it easy to change weight fast.
This wrist roller has a welded yoke lug with 180 degrees of lateral swing and commercial grade construction.