Sunny Health & Fitness SF-B0418 Magnetic Mini Exercise Bike, Gray. Magnetic mini stationary bike with handle for easy portability. Safety pedal straps, pedals work well with both feet and hands. 8 Level micro tension controller. LCD displays Time, Speed, Distance, ODM, Calories. 220 Lbs maximum user weight. Assembled Dimensions: 21.7L x 18.11W x 14H inches.