Double Ball Trainer
<p><span class="xr_tl xr_s167">Spin, spin, spin. We must teach spin! Think the Spin Right Spinner is </span><span class="xr_tl xr_s167">tough? Wait until you try to spin and pitch your movement pitches with </span><span class="xr_tl xr_s167">the Double Ball Trainer! It is especially useful for the rise and curve. Pitchers must keep both balls spinning </span><span class="xr_tl xr_s167">smoothly with no wobble. Definitely challenging! If your pitcher can </span><span class="xr_tl xr_s167">create the correct spin with the Double Ball Trainer, she's more likely to be able to </span><span class="xr_tl xr_s167">do it in the actual pitch. You must train your fingers to create correct </span>&lt