The CX-Ray acheives the best results in fatigue testing of any spoke. Its unique strength and flexibility make the CX-Ray suitable for a wide range of applications. The middle section of the spoke is drawn then pressed in a special mold to form its specific profile. CX-Ray spokes are used by top bike racers and triathletes around the world - even downhillers use them, recognizing their strength and flexibility. Special alloy treatment and sophisticated production make this all possible. The CX-Ray fits is all standard hub holes. No modification required to fit standard hub holes. Almost as light as Titanium. More durable than any other spokes on the market. Special alloy treatment and sophisticated production. The best aerodynamic spoke available. Produced from high-tensile, fatigue-resistant 18/8 stainless steel, conforming to Sapim quality standard specifications.