Check the listing for details. Ergonomic Hand Pedals for the MagneTrainer Pedal Exerciser - Exercise Machine. Color: Black, Condition: New. Listed at 52.57 USD. The Ergo Handles are designed to provide a smooth upper body workout with ergonomically designed comfort. Each handle is made from sturdy steel and contains two high quality sealed bearings to insure smooth motion and a very long life. Important! If you plan to switch back and forth between these pedals and any other pedals, we highly recommend that you purchase the Quick-Connects. This will prevent damage to the pedal arms that can occur from frequently changing pedals. Ergonomic design places your hands in a more natural position for arm bike pedaling. 9/16 threads designed to be compatible with our pedal exerciser" Each ergonomic arm handle contains two high-quality sealed bearings. Sturdy construction; built to last Can be used for forward or backward pedaling. Great for physical therapy arm exercise and when using the as an arm bike. If switching frequently, they are best paired Quick Connects, sold separately. Comes with a full one year manufacturers warranty.