Features: Enhances your cycling experience with the bicycles headset spacer, crafte from quality aluminum alloy for superior corrosion resist and light weight performances. Features a multiple size designs, these spacers (2mm/3mm/5mm/10mm) allow precise height adjustments for your front stem fork, ensuring great comfort and control. Ideal for bicycles enthusiasts, especially those seek individualized style and enhances performances in their mountain bike, or road bikes. Perfect suit for various cycling scenario, whether it's daily commuting, city exploration, or long distances ride, delivering stability and ease of installation. In colorful color, these spacers not only provide functional benefits but also add a touch of individuality to your bike setups. Specifications: Materials: Aluminum Alloy Color: As The Picture Shows Package Weight: approx.28g Size: 10ｍｍ,10ｍｍ,10ｍｍ, 5ｍｍ, 3ｍｍ, 2ｍｍ Package Includes: Set of 6Pcs Bikes Headset Spacers note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!