The Open Gym Fun Rower is a commercial-grade manual rowing machine designed to help tone up muscles. This machine provides a full-body workout that targets muscles in the arms, legs, back, and core. It is perfect for anyone who wants to improve their fitness level and overall health. The rower features a durable frame and comes with a warranty, making it a reliable and long-lasting option for commercial use. Although it is not adjustable, the Open Gym Fun Rower provides a challenging workout that can be customized to suit individual needs.