RoadStem OC 78g.(90mm)

Oversize Clamp

The lighest ever!


Lenght: 90, 100, 110, 120.

Weight: 78, 82, 87, 90.(+/-1g)

Angles: reversible, +/- 8 °.

Handlebar clamp: 31.8mm (1'1/4) standard.

Steer tube Clamp diameter: standard 1 1/8'.

Design: ergonomic, nothing on the back side where leg contact is possible.

Ultra stiff structure: very efficient with your upper body energy.

Material: totally cnc from AL 7075 Txx.

Bolts: special CNC Titanium.

Fork Clamp Height: 40mm.

Finish: Black anodized.

Graphics: Laser etched.

Hyper accurate dimensional engineering, true performance, thight tolerances

and the original and most copied 4 bolts design.


Design and dimensioning are impressive, mass and stress concentrations have been farther reduced.

Equipped with new special GRD5 Titanium Torx bolts.


New multiaxial machining allows material shaving where only few years ago was impossible.

When you'll see it in flesh you'll realize it's an absolute performance sculpture.

Beware! You can find RoadStem copies!
None of them will even get close to original RoadStem stiffness and performance.



Fatigue and strength tested, excedes UNI 10518 safety standards.

100% made in Italy