Feature:1. Aluminum Alloy Material: The bike headset is made from premium aluminum alloy, ensuring rust resistance and durability for long lasting performance.2. Sealed Dual Bearings: Equipped with sealed dual bearings, our bike headset is waterproof and maintenance free. It provides a sturdy and smooth rotation without any noise, offering a reliable and enjoyable riding experience.3. CNC Craftsmanship with Anodized Coloring: The bike headset is crafted with CNC technology and features an anodized coloring process. The surface is smooth, ensuring resistance to color fading and providing a stylish appearance.4. Fine Processing for Perfect Fit: The bike headset undergoes meticulous processing to ensure a perfect fit with your bike. It offers optimal stability and performance during your rides.5. Compatibility: Our bike headset is suitable for 41mm tapered hidden head tube frames and can be paired with a 28.6mm standard straight tube fork. It provides a precise and secure connection for your bike's steering system.Specification:Item Type: Bike HeadsetMaterial: Aluminum alloyWeight: Approx. 85g/3.0ozApplication: 41mm straight tube fully hidden head tube frame with 28.6mm standard straight tube front fork.Package List:1 x Headset Star Nut Assembly6 x Bike Headset Spacers