Circle changeup the index finger on the seam of the ball and the thumb on the side of the ball to "choke" the ball. According to his autobiography, Nolan Ryan also developed his own circle changeup to add another off-speed pitch without having to throw a slider (as sliders are believed to more frequently cause injuries). Circle changeup In baseball, a circle changeup is a pitch thrown with a grip that includes a circle formation, hence the name circle changeup. The circle is formed by making a circle with the index finger, holding the thumb at the bottom of the ball parallel
Nolan Ryan km/h). He maintained this velocity throughout his career, even into his 40s. Ryan was also known to throw a devastating 12–6 curveball at exceptional velocity for a breaking ball. Ryan had a lifetime winning percentage of .526, and he was an eight-time MLB All-Star. His 5,714 career strikeouts is an MLB record by a significant margin. He leads the runner-up, Randy Johnson, by 839 strikeouts. Similarly, Ryan's 2,795 bases on balls lead second-place Steve Carlton by 962—walking over 50% more hitters than any other pitcher in MLB history. Ryan, Pedro Martínez, Randy Johnson, and Sandy Koufax are the only four