Kontribusi Kekuatan Otot Lengan Dan Bahu Dan Koordinasi Mata Tangan Terhadap …

The problem in this study is that the top service skills are still not good, this is seen when the athlete performs top service, service that sometimes does not enter, deviates and concerns on the net. Where at the time of service for the swing of the arm is less extensive and less strong so that it affects the speed of the ball that sometimes involves on the net and can also deviate out. This …