Pedro Martínez on Using the Rosin Bag to Get A Grip on the Baseball

MLB Network published this video item, entitled “Pedro Martínez on Using the Rosin Bag to Get A Grip on the Baseball” – below is their description.

Pedro Martinez gives a demo on the Rosin bag from Studio 42 to show how he gripped the baseball when he was pitching.

MLB Network YouTube Channel

Got a comment? Leave your thoughts in the comments section, below. Please note comments are moderated before publication.

Leave a Comment