Get into shape with the top-of-the-line Sunny Health & Fitness SF-b1509 belt drive premium indoor cycling bike. This bike offers all of the necessities for an intense yet enjoyable cycling workout in the comfort of your own home. With a newly improved smoother and quieter belt drive, fully adjustable seat and handlebars, adjustable resistance, and built-on transportation wheels, the Sunny Health and Fitness belt drive premium indoor cycling bike is designed for convenience while also providing the challenging feel of outdoor cycling. The quality of its heavy-duty steel crank and frame is built to withstand time and go the distance with users of all sizes and levels.