- Use to heighten your BOSU balance trainer by 4"
- Can be filled with 2 to 35lb of water
- Excellent piece of resistance training equipment
The BOSU® Powerstax improves the versatility, intensity and usability of the BOSU® Balance Trainer and add an adjustable resistance training tool to your workouts.
- Each BOSU® Powerstax elevates the BOSU® Balance Trainer by 4 inches.
- Stabilises the BOSU® Balance Trainer in a platform side up or down position.
- Create unpredictable resistance challenges (or load) when filled with 2 to 35lbs of water.