Do you want to improve your fitness or lose some weight? Are you looking for a comfortable, robust home upright exercise bike with manual resistance adjustment options? Do you want clear, self-explanatory and uncomplicated computer controls? Then the CF Fitness U8 Upright Exercise Bike is the perfect upright exercise bike for you.   The U8 Upright Bike is the best-priced commercial-grade upright exercise bike that you will find on the market, without a doubt. The U8 upright exercise bike is a bike that can take hours of use a day and hold up to the toughest workouts  - all because of because of its self-generating drive train.   With our space-saving design the U8 upright bike will fit in any corner of your home - but the CF U8 upright bike's space-saving design doesn't interfere with construction quality, and durability.   The CF UB30 Upright Exercise Bike is the bike that you want to get your cycling workout spinning - and in the comfort of your own home!