Features: Brand Durable Material: The bicycle headset spacer is made of high-quality nylon plastic material with a smooth surface and fine workmanship Different Sizes: The inner diameter of the spacer is 28.6mm. The package includes 6 front rod spacers, providing sufficient quantity and consistent sizing Appearance and Performance: Precisely cut with smooth edges, suitable for most road and racing bikes, offering a refined texture and long-lasting durability Lightweight and Compact: The bicycle spacer is lightweight and easy to install or remove, saving time during assembly or adjustment Wide Application: High-precision cut spacers designed for bicycle head tube headset use, compatible with most road and mountain bikes Specifications: Material: Plastic + Nylon Color: Black Package Weight: Approx. 62g Size: As shown in the picture Compatible Sizes: 28.6mm / 31.8mm Note: Please allow 1-3mm error due to manual measurement. Ensure you are comfortable with this before ordering Due to differences in monitor displays, the actual color may vary slightly from the image Package Includes: 6 x Bicycle Spacer