Already comfortable with a Vulcan grip, there was something about how ... allowing the changeup to play even more off his heavy cut-ride fastball. Tong’s changeup evolution has sparked an ...

Williams also throws a curveball, cut fastball, changeup and a sinker that he’s using a new grip on. Last year Williams made two good starts in spring training before injuring his elbow in a ...

According to research by the company that manufactures the FlexPro Grip, pitchers who use the device have been able to increase the rate of spin on their fastball by about 4 percent. A higher spin ...

He’d been working on a two-seam fastball and cutter ... Talking with players and other coaches, you’re known as “The Grip Guy.” How does one build competency with technology?