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.