The Harbinger Ab Carver Sport with its wide wheel base and non slip tread deliver a smooth, precise movement, making this an easy to use piece of equipment. The spring free hub increases the range of motion making for a more intense workout. The ultra portable design and quality build make the Ab Carver Sport an invaluable addition to the home gym.

• The wide wheelbase and non-slip rubber treads deliver a stable, precise movement to the user while the spring free hub increases range of motion and intensifies workout.