As seen on NBC's American Ninja Warrior Cannonball Alley, the XXL Cannon Bomb is an advanced level pull up ball meant to build forearm and upper body strength. Its large, spherical shape forces the hand into an open grip position, targeting forearm muscles specifically. Our 9" Cannon Ball is a versatile pull up training tool and can be used in a variety of different style workouts.
- 9 inches in diameter
- Allows full shoulder rotation (if utilizing one per hand)
- Advanced level
- Perfect for Ninja Warrior, parkour, gymnastic, and rock climbing athletes
For a short video description of the XXL Cannon Bomb, click here!