The RoboArm Advanced is a ball throwing aid for batting and fielding practice with Specially engineered cup to hold the ball that simulates the wrist and fingers to grip firmly on the ball. This innovative patent pending ball thrower has a tiltable ball holder, which helps in throwing the ball at higher speeds without changing the natural throw of a person. For more details please copy and paste the following link in url. https://youtu.be/X6NNIx_wn04. Advantages No Prior practice is required to throw the ball. World’s Fastest ball thrower. Speed from 60km/h to160 km/h to suit all age groups. Easy on the shoulder. Most accurate ball thrower. Facility for interchangeable ball holders for the better sighting of the ball. Extra ball holder is available at an extra cost. Simulates hand, wrist, and fingers to grip the ball firmly. Almost unbreakable. Suitable for High Catches, Flat catches, and fielding drills. Nine throwing length options to vary the speed and throw different types of balls. Suitable for most of the ball sizes and weight. The extra pin is given only with an extra cup. International Utility patents pending PCT Application Number: PCT/IB2017/050012.