LifeSpan C3-DT3 Under Desk Bike Compact footprint of 27"L x 21" W allow for easy placement in any office space Limited assembly required. 2 Rear-Mounted Transport Wheels Magnetic resistance is both quiet and energy efficient Interchangeable components all for the addition of your favorite performance parts, including seats, pedals, and cranks. Console readouts for: reistance level, workout time, distance, calories and speed