Keiser

Keiser brings together the science of the human body with the principles of engineering to create human-centered machines that elevate performance for all who use them.

Keiser M Series Indoor Bikes revolutionized the world of group fitness when they came on the market over two decades ago, and have set the standard for the category ever since. The first bike to use eddy current magnetic resistance and an aluminum flywheel, the M Series continues to offer users and owners innovations that improve the group cycling experience.