Features1Lightweight and Sturdy: The outer shell of the headset is made of aluminium alloy, lightweight design, ensures the stability and durability for long term use, not afraid of the violent impacts in downhill riding. 2Precision CNC Cutting: With advanced computer numerical control technology, each edge and aperture of the headset is cut with micrometer level precision, ensuring precise alignment with the fork for easy assembly and overall coordination during rides. 3Sealed Double Ball Bearings: Equipped with high precision double row ball bearings and a dual seal structure, the headset effectively prevents water and dust ingress, maintaining low drag and high efficiency even in harsh conditions for responsive handling during downhill rides. 4Smooth and Quiet: Specially lubricated ball bearings and precise bearing structure enable seamless and almost noiseless steering, allowing riders to enjoy pure speed and excitement without disturbance from noise, enhancing the riding experience. 5Wide Compatibility: Specifically designed for mountain bikes, this headset covers a range of 44-49.7mm and 1.5 tapered tube specifications, meeting diverse assembly requirements from beginner to professional DH bikes.SpecificationItem Type: Bike HeadsetMaterial: Aluminum AlloyPackage List1 xBike Headset