Vision

Metron 4D Flat M.A.S. Carbon Handlebar with Extensions

The Vision Metron 4D Flat M.A.S. Carbon Handlebar with Extensions brings together aerodynamic performance and ergonomic precision for riders who demand speed without sacrificing comfort. Designed for road, triathlon, and time trial specialists, this integrated cockpit keeps the rider in a powerful, efficient position mile after mile.

Its distinctive 4D shaping creates a natural wrist angle that reduces strain during extended efforts, while the Modular Aero System (M.A.S.) allows for micro-adjustments to match each rider’s unique fit and riding style. The result is a clean, aerodynamic front end that enhances control and comfort in equal measure.

Whether chasing a PR in your next triathlon or shaving seconds off a time trial split, the Metron 4D Flat M.A.S. delivers a pro-level cockpit that feels fast, responsive, and dialed-in.

• 4D ergonomic design promotes a natural wrist position for lasting comfort and control.
• Modular Aero System (M.A.S.) enables precise customization of aero extensions and accessories.
• Full carbon construction balances stiffness, strength, and low weight for top-tier performance.
• Integrated cable routing keeps the look clean and the airflow smooth.
• Ideal for triathletes, time trialists, and aero-focused road riders.