1. Start off by gripping the ball as you would a two-seam fastball. A two-seam fastball is gripped with the index and middle fingers on the two narrow seams of ... 2. Instead of leaving your fingers there, move your two fingers over to the right. Make sure your fingers are relatively close together. Your fingers can ... 3. Move your thumb over so that it's diametrically opposed to your top two fingers. Diametrically opposed just means that if you extended both fingers in the ...
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