The Impulse PS450 Indoor Bike is high end quality commercial cycle, suitable for full commercial or home use. It has a rear mounted flywheel which gives the experience of riding a real bike. Being rear mounted, protects the flywheel from sweat that could corrode. The PS450 features a chrome plated flywheel, which creates a secure, quiet, vibration-free workout, and features adjustable magnetic resistance that simulates actual riding. Equipped with a belt drive system for a quiet ride with minimal maintenance. (20 levels of resistance). The padded seat is fully adjustable, as are the multi-position handlebars. The bike is constructed of coated steel and aluminum.