Fitness equipment, abdominal training equipment 718445073 Adjustable Levels: This abdominal trainer is designed with 3 adjustable training intensity levels for users to choose from. It is ideal for people of different heights and ages because it lets you adjust the most comfortable position and maximizes exercise efficiency. Sturdy Construction: This abdominal exercise machine's support frame is made of heavy duty iron pipe which is not easy to deform or damage. It will improve the stability of the