• Convenient transformation from Ab roller wheel to kettlebell granting multi-functions like abdominal training, chest stretching and etc.
• Intelligent braking and rebound technology of built-in stainless spring guarantee safety and prevent sports injuries.
• Made from super-tough rubber material, the thickened wheel is wear-resistant and floor-protective.
• The reform of thickened built-in steel pipe improves stability for effective weight training.
• Ergonomic anti-slip handle design avoids rollover caused by slippery hands.