Metron 4D Flat M.A.S. Bar w/ J-Bend Extensions Road Handlebar Variation Options:44cm • For tapered 60mm OD

• For tapered 60mm OD head tube

• 195 grams (760mm)

• 275 grams (420mm)

• 225 grams

• 250 grams (116 Links)

Metron 4D Flat M.A.S. Bar w/ J-Bend Extensions Road Handlebar Variation Options:44cm • For tapered 60mm ODThe Metron 4D Flat combines the superb ergonomics and aerodynamics of the Metron 4D, with a lower hand position and an innovative optional Modular Aero System (MAS) direct mount clip on system for additional versatility. Aerodynamic integrated Cable Routing (ACR) recommend for electronic shifting only J Bend extensions included, S Bend available separately Includes spacer kit, bridge, and computer mount SIZING 31. 8mm x W400+10mm, 420+10mm, 440+10mm