M3i Keiser Spin Bike Cardio

The Keiser M3i is the industry’s only indoor group cycling bike built entirely around YOU – that’s YOU the rider, YOU the gym owner, and YOU the service technician. Game-changing features on the M3i include:

• V-shape frame to match riders of all sizes
• Rear-flywheel design for better protection from sweat and corrosion
• Magnetic resistance for a smooth and quiet workout
• A self-tensioning, zero maintenance Poly-V^® Drive Belt
• Revolutionary re-designed Keiser Bike Pedal
• Bluetooth® wireless signal for open API for tablets and smartphones