What this part does and why it matters Precision headset components that deliver smooth, reliable steering and reduce play in the head tube assembly. Ideal when you need a lasting replacement or a functional upgrade that improves handling. Key features and benefits CNCprocessed for a smooth, accurate fit: tight tolerances help eliminate wobble and ensure consistent steering performance. Plated finish for longterm resistance and a clean appearance: improves durability and keeps the headset looking good over time. Aluminum alloy construction: lightweight yet strong to help lower overall bike weight while preserving structural integrity and reliability. Built for longlasting use: material choice and manufacturing combine to provide dependable service under normal riding conditions. Compatibility and sizing (critical — check before ) Front fork inner diameter: 2 mm Front fork outer diameter: 25.4 mm Head tube inner diameter: 30 mm Designed to be compatible with bicycles that match these dimensions; not universal—verify your bike's measurements before installation. Performance highlights Improves steering smoothness and responsiveness when installed to matched dimensions. Durable finish reduces visible wear and helps maintain consistent performance over time. Lightweight construction contributes to a lower rotating mass at the front of the bike. Practical use scenarios 1. Routine maintenance or replacement: swap out a worn headset on a bike with the listed dimensions to restore steering precision and remove play. 2. Lightweight upgrade for commuting or training: a heavier factory headset to shave grams and gain crisper handling without sacrificing strength. 3. Custom build or rebuild: use this headset when assembling a frame and fork that meet the specified inner/outer diameters to ensure proper fit and finish. Notes for buyers Confirm your bike's fork and head tube measurements match the listed dimensions before ordering. This product focuses on fit, precision, and durability through CNC machining, plating treatment, and aluminum alloy construction; installation may require standard headset tools and bicyclespecific knowledge.