StairMaster 4000 PT Stepper Pedal Return Spring (MX688) Belt It has undergone a rigorous

It has undergone a rigorous inspection and testing process by our technicians to verify its full functionality and reliability

It is a direct replacement for the original board in your Sole F85 model

allowing you to continue pursuing your fitness goals with a machine you know and trust

ensuring a perfect and compatible fit for your machine

StairMaster 4000 PT Stepper Pedal Return Spring (MX688) Belt It has undergone a rigorousEach part has been carefully inspected by our skilled technicians to ensure optimal performance and safety. Please note that pictures are for reference only, we carry multiple stock therefore some parts may look slightly different. (It will always be the exact model and part itself). By opting for used fitness parts, you not only save on costs but also contribute to reducing waste and environmental impact. We're proud to support the principles of