71 Centimeters
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Sunny Health & Fitness ASUNA 7150 Minotaur Exercise Bike Magnetic Belt Drive Commercial Indoor Cycling Bike with 330 LB…
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Features: This cycling bike has a 33 lb. Aluminum and high Alloy steel flywheel and is weighted for high inertia. Belt drive mechanism offers less maintenance and silent pedaling every time.
186mm q-factor: the narrow q-factor offers superior bio-mechanics that improve comfort and optimal efficiency