The TC5000 is the best selling & most popular Bowflex and retails for approx. $3000 new. This machine is approx. 5 years old and is in excellent condition. It is compact and mobile enough for one person to move it in and around your home by tilting forward and rolling it. It includes many functions: heart rate monitor, speed, steps, calories which are very easy to see on the monitor. You can set your specific level with a few easy clicks. It is an all-in-one trainer and can change to an elliptical, treadmill or stair stepper in seconds by simply locking a lever. Selling because we are moving to a smaller (2 berm) home.