How to Throw a Changeup That Sinks HARD

--- 0:00 Intro 1:06 Sink vs Run 1:55 How often to practice it 3:14 Changeup Grip 4:01 How to rolls off your fingers 5:15 Thumb and hand action 5:40 How it should spin 6:42 Why it&slower 8:40 Common problems 9:40 Longterm changeup goals ---