Steerer Compression Cap — key benefits and features Durable construction: Made from sturdy alloy and steel for wear resistance and long service life. The materials deliver consistent performance under repeated use. Tool, damage installation: The expanded compression design eliminates the need for hammering. The secure fixation mechanism provides a firm, stable setup without compromising compatibility or headset stability. Wide compatibility: Fits fork tubes with diameters from 22.2 mm to 28 mm. Compatible with forks made of steel, aluminum, titanium, or carbon fiber. Tight, reusable fit: Designed to expand reliably inside the steerer tube for a tight fit across its full range. Reusable and engineered not to damage the inner wall of the tube or get scratched during installation. Stable performance: Provides dependable compression and fixation for safe headset preload and stable steering assembly. Specifications Materials: Alloy and steel Fork tube diameter range: 22.2 mm to 28 mm Compatible fork materials: Steel, aluminum, titanium, carbon fiber Reusable: Yes Installation: Expansionstyle compression (no hammer required) Practical use scenarios Routine headset service: Use the compression cap to preload and secure the headset during maintenance or when replacing bearings, without risking damage to the steerer. Carbon fork installation: Install and remove the cap on carbon or lightweight alloy steerers safely, avoiding innerwall marks and surface scratches. Bike builds and swaps: Ideal for builders and mechanics who work with multiple forks or frames in the 22.2–28 mm range; the single cap covers a broad set of models and materials. What you get A robust, easytoinstall steerer compression cap that simplifies headset setup, protects the steerer's inner wall, and fits a wide range of fork diameters and materials for reliable, repeatable performance.