RGK work with a range of materials:

Titanium
Zero corrosion, with an excellent strength to weight ratio,and virtually impervious finish.

Chrome Moly
Scientifically engineered properties, versatile, with excellent rigidity and fatigue life.

Aluminium
Lightweight with excellent stiffness and strength.

Composites
Lightweight with excellent stiffness and strength.

PBO Flexible Spoke Technology
Strong, light with vibration absorption.

Bearings
Precision sealed for life, tested to 26,000 RPM.