How to Throw a Four Seam Fastball | Thumb Positions, Grips, and Cues | Driveline Baseball

[@sruby8]

Puppies!!! Great stuff

[@spcooper94]

My 4 seam used to run & tail by using a split finger, flat thumb grip

[@ilikesteak65]

do you recommend pulling on the laces with you pointer and index fingers?

[@danhausmann5190]

wow cool amazing no

[@danhausmann5190]

yay

[@danhausmann5190]

yay

[@danhausmann5190]

yay

[@danhausmann5190]

yay

[@danhausmann5190]

yay

[@Nebz123]

People who throw with thumb tucked are psychos