- Internal Assist System: Provides enhanced resistance as rolling out, and assistance as rolling back for fluid and controlled repetitions
- Pro-Grip Handles: Ergonomic, rubberized design for natural wrist position and maximized stability
- Ultra Wide non-skid wheel: For enhanced stability and super-powerful carving motions for challenging your obliques
- Non-rotating center piece: For stabile and neutral thumb position
- Do controlled, longer sets with full range of motion to get ripped six-pack!
