VISION
VISION - METRON 4D M.A.S. HANDLEBAR WITH J-BEND EXTENSIONS
VISION - METRON 4D M.A.S. HANDLEBAR WITH J-BEND EXTENSIONS
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NZ‑Based Support – Talk to real riders who understand your needs. -
Secure Payments – Shop Pay, Google Pay, Apple Pay & major cards accepted. -
Warranty Protection – All bikes backed by manufacturer warranties. -
Easy Returns – Hassle‑free returns on unused gear.
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.
HANDLEBAR
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 - S-Bend
Garmin mount included
EXTENSIONS
MATERIAL: Carbon Fiber
EXTENSION LENGTH: 270mm
EXTENSION SHAPE: S Bend
Shipping
Shipping
Click & Collect – Free
Order online & collect at our Onehunga store.
NZ Shipping Costs
- General Items: $10/item
- Bikes & Frames: $120 (North Island) / $199 (South Island)
- Large/Bulky Items: $30 (North Island) / $60 (South Island)
- Helmets: $20 (North Island) / $25 (South Island)
Rural: Extra fee applies — select “Rural Delivery” at checkout.
International Orders – Contact info@rouleurcycles.co.nz for a quote.
Bike Shipping
- Fully assembled, tuned & safety‑checked before dispatch.
- Carefully boxed (minimal reassembly required).
- Recommend mechanic check before first ride.
Timeframes
- General: 3–5 working days (+1–2 for rural)
- Bikes: 5–7 working days (up to 10 remote) + prep time for build/boxing
- Delays may occur during holidays or courier disruptions.
Tracking & Issues
- Tracking emailed once dispatched.
- Contact the courier first for delays. Need help? Email or call us.
- Report damaged/lost parcels within 3 days.
No PO Boxes – Physical addresses only.
Why Buy From Rouleur?
Why Buy From Rouleur?
Trusted NZ Bike Experts – Locally owned & operated with years of experience helping Kiwi riders get the most out of their bikes.
Custom Builds & Personal Fitting – From road to e‑bikes, we tailor every build to your riding style and goals.
Fast, Reliable Shipping – In‑store stock ships next business day. Supplier stock delivered in as little as 3–5 days.
After‑Sales Support That Rides With You – From servicing to upgrades, our workshop team is here for the long haul.
