First Pitch Two Wheel Curveball Baseball Pitching Machine Up to 105mph Will pitch up to 105 mph. Will do curveballs, sliders, knuckleballs, fastballs, tailing fastballs and sidearm curves Five year warranty for residential use Has both a swivel function and a side to side adjustment that allows for angling the tires to throw the different pitches. Ball turret makes both left handed and right handed pitches possible.