ORBIT Sierra OSP125 Spin Bike Powerful & Sturdy Track Workout The Sierra Spin Bike is the perfect home addition. It's State of the Art, Powerful and Sturdy Frame Ensures It Survives Even The Most Gruelling Workout. It has a 18kg dynamically balanced flywheel and is the latest in Orbit's range of HIIT spin exercise bikes and offers a health club workout at home 24/7. 18kg Dynamically Balanced Fly Wheel The 18 Kg fly wheel's dynamic balancing maintains propulsion even when facing significant resistance. You may effortlessly switch between high and low intervals when combined with the smooth, adjustable resistance, which will help you reach your fitness goals more quickly. Manual Resistance Dial with Push Down Emergency Stop You may easily alter your resistance. You may make it as easy or difficult as you like. After a few rapid bends, you will be riding up a hill. Need to fast stop? Press the emergency stop button only. LCD Monitor for Tracking Workouts With a built-in performance monitor that displays time, calories, speed, and distance, you can keep track of your progress. A timer can also be set for your intervals. Structural Integrity This training beast fits all user sizes and is designed with a sturdy frame, rubber-coated multi-grip hand bars, and vertical and horizontal multi-seat and handle bar adjustments.