The Vision Metron 4D Flat M.A.S. Handlebar is designed for aerodynamic efficiency and ergonomic comfort in road, triathlon, and time trial disciplines. Its unique 4D shaping promotes a natural wrist angle, while the integrated Modular Aero System (M.A.S.) allows for fine-tuned positioning. This handlebar is ideal for riders seeking a streamlined cockpit with enhanced control and reduced fatigue over long distances.

• Includes 290mm J-Bend extensions
• 420mm width for wider fit
• M.A.S. clip-on compatible
• Carbon construction
• 31.8mm clamp