The Metron Tfw Uses Monocoque Ultra-Performing 3K Carbon Fiber Construction for Great Stiffness and Low Weight. With Aero Performance Optimized, Ceramic Bearings Minimize Mechanical Losses. The Handcrafted Tfw Is All About Going Fast, And Its Unique Ultra-Light Paint Improves Aerodynamics. Simply Put, It's the Fastest Wheel in the World Tour.