due to covid restrictions product availability may be delayed by up to 30 days

SKU: RMSVISMAS_4840070 Categories: , ,


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.


    • 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


  • 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);


Type Handlebars
Color Neutral
Discipline ROAD, TRACK
Material Carbon
Shape Design compact
Clamp Diameter 31, 8

Additional information


– You can cancel the purchase at any time, just click on "cancel" and you will not be charged anything at the deadline. – The total amount will be put on hold on your credit card but you will be charged the lowest price reached by the offer when it expires.


40cm V18 S-bend, 42cm V18 S-bend, 44cm V18 S-bend, 40cm V18 J-bend, 42cm V18 J-bend, 44cm V18 J-bend


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