Train like a champion with unlimited resistance on the SF-B2729 LX TORNADO Air Bike by Sunny Health and Fitness. The newest Tornado Air Bike is BIGGER, STURDIER, and MORE Durable for the toughest workout. Dimensions: 55L x 23.5W x 49H inches. The greater your speed and force the more resistance this fan bike can make! The commercial-grade oversized 27.5-inch fan wheel drives unlimited air resistance as you pedal forward with heavy momentum. The stylish red paddles are enclosed in an upgraded fan cover guard to protect accidental dirt and debris