For the American band of the same name, see Fastball .
For the game also known as fast-pitch softball, see Softball.
warmup Chris Young warms up with a four seam fastball.]]The fastball is the most common type of pitch in baseball. Some "power pitchers," like Nolan Ryan, Roger Clemens, Satchel Paige, Troy Percival, Bob Feller, Bob Gibson, Sam McDowell, Randy Johnson, Justin Verlander, Bobby Jenks, Joel Zumaya, Kyle Farnsworth, Rich Harden, Joba Chamberlain, and J.J. Putz have thrown it at speeds of 95-100.9 mph (152.9-162.4 km/h) (officially) and up to 107.9 mph (173.6 km/h) (unofficially), relying on this speed to prevent the ball from being hit. Others throw more slowly but put movement on the ball or throw it on the outside of the plate where the batter cannot easily reach it. The appearance of a faster pitch to the batter can sometimes be achieved by minimizing the batter's vision of the ball before its release. The result is known as an "exploding fastball": a pitch that see