Vision Metron 4D Flat M.A.S. Handlebar Extensions 31.8mm Clamp Diameter 400mm Width 290mm J-Bend Extensions – Carbon Energy Traditional Princess-and-the-pea sit-bone-support

Princess-and-the-pea sit-bone-support

They are durable and stay better within the kick-zone than other klisters

There’s no way to overtighten the bolt

locking quick release

Vision Metron 4D Flat M.A.S. Handlebar Extensions 31.8mm Clamp Diameter 400mm Width 290mm J-Bend Extensions – Carbon Energy Traditional Princess-and-the-pea sit-bone-supportThe 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.