Greg Maddux gives the story behind his filthiest two seamer ever. Maybe the filthiest two seamer ever thrown. #baseball #sports Shop now at PitchingNinja.com ! Follow on social media! Twitter: @pitchingninja Instagram: @pitchingninja Tik Tok: @pitchingninja Directed by Rob Friedman…

If you want to learn how to throw a knuckle curveball, this video clears up myths about grips, spin, and much more. Start here if you’re thinking about learning a knuckle curve vs a curve ball as a pitcher. Watch…