Features: 100% brand new and high quality. Material : aluminum alloy top cover + steel screw + steel sun flower This item includes a star-fangled nut, an aluminum top cover, and a steel bolt to tie everything together. This provides a reliable and lightweight option for any bike. High Quality, Easy Install,Lightweight,Nice Look. The Bike Top cap Comes anodized in Black, Blue, Gold,and Red,colorfast surface,great anti-corrosion. Beatiful Color,Stand out from the crowd. Fits 1-1/8" Road and Mountain Bike stems and forks. Package Includes: 1 x fangled nut star 1 x top cover 1 x screw . Specifications: Diameter: Approximately 3 1.7mm, suitable for a fork with a 2 8.6mm diameter upper tube Color: black/red/blue/gold Weight: about 2 8.3g note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you