VISION Metron 4D MAS J-Bend Extension 270 mm

The Metron 4D Flat combines the superb ergonomics and aerodynamics of the Metron 4D, with a lower hand position and an innovative Modular Aero System (MAS) direct-mount clip-on system for additional versatility. Reinforced carbon fiber construction gives a great strength-to-weight ratio. The 4D features internal cable routing, with guides that accommodate wiring for electronic shifting. Feature: - Continuous carbon composite construction - Aero-Ergo flat-top riser central section follows the natural arc of the arms with a 10-degree forward bend for more ergonomic climbing position and easier breathing - Cable groove compatible with new Di2 systems w/ larger internal cable tunnel - Reinforced and textured lever and stem clamping areas - Bar width: center/center from the handlebar tails - Stack spacer kit available separately (670-0169000000) - Extensions included - J-Bend or S-Bend - Garmin mount included Specifications: Weight: - 1088.5 g (W400+10mm – J-Bend) - 1095.5 g (W410+10mm – J-Bend) - 1104.5 g (W440+10mm – J-Bend) - 1109.5 g (W400+10mm – S-Bend) - 1116.5 g (W410+10mm – S-Bend) - 1125.5 g (W440+10mm – S-Bend)