The Junior Hack Attack Baseball Pitching Machine has all of the unique features of the Hack Attack Professional Pitching Machine. This unique three-wheel design allows you to see the ball clearly all the way through the feeding motion, acceleration and release, just like a live pitcher. The hitter sees when to stride and the angle of release, giving him an actual live-arm sense of timing and location. In developing hitters, especially at younger ages, there is nothing more important than timing and vision.Any change in pitch, from fastballs to any breaking pitch, is quickly dialed in using the three speed knobs. The elevation adjustment handle will raise or lower the pitch. With a simple turn, you can even move the pitch up or down within the strike zone between pitches. Throwing head pivots instantly in any direction for all fungo work including deep 250 ft. fly balls, line drives, catcher's pop-ups, infield pop-ups and grounders.The Junior Hack Attack quickly moves on and off the field, just tilt it, unsocket legs and easily roll on two transporting wheels. It is designed for use with all regulation and pitching machine balls. It is also the only pitching machine that will convert quickly to throw a special 7.5" diameter vision training ball-The Junior Hack Attack baseball pitching machine will throw right and left handed curves, sliders, split fingers, knuckle and Fastballs up to 70+ MPH-Recommended for youth league, backyard, travel teams, drills at all levels including high school, college and professional-Throwing head pivots instantly in any direction for ground balls, line drives, pop-ups and 250 ft fly balls-Compatible with baseballs only. Softballs will not fit in this model. All baseballs, including genuine leather can be fed into the pitching machine-Extremely portable, fits into any compact car, including a Mini Cooper