CHOOSE YOUR RESISTANCEJr High/High School Collegiate
Athletic Trainers Top Pick
The Power Jammer is a training device that develops explosive jamming motion by developing the shoulders and the triceps. It can be used for multiple sports and position-specific movements. The adjustment strap that attaches to the belt and the band allows each user to either lengthen or shorten the range of motion depending on the user's arm length and to increase or decrease the amount of resistance.
- Offensive Lineman in Pass Block Sets
- Defensive Backs in Man-to-Man off. line jam techniques
- Great for linebackers