S S stapletonj Feb 26, 2021 since you seem to be a Tennis Tutor guru, I'll hit you up. my machine is prob about 20 /30 years old and I have replaced the wheels. But I am still having trouble with it spitting out balls very slow and weak. Even at level 10. Any thoughts?
since you seem to be a Tennis Tutor guru, I'll hit you up. my machine is prob about 20 /30 years old and I have replaced the wheels. But I am still having trouble with it spitting out balls very slow and weak. Even at level 10. Any thoughts?