Hey there! I'm Joe Zeller, the founder of the Zeller Pitching Academy. We focus on adding the knuckleball to your arsenal so you can leapfrog your competition and avoid being a statistic in the middle of the arm injury epidemic.
Subscribe for tons of information on pitching that is constantly being updated, with a focus on the knuckleball and injury prevention.
To learn more about my online knuckleball program check out zellerbaseball.com
Joe Zeller
3 months ago | [YT] | 7
View 6 replies
Joe Zeller
Discuss the power of the knuckleball right here
3 months ago | [YT] | 5
View 2 replies
Joe Zeller
5 months ago | [YT] | 14
View 1 reply