The Shimano HB-QC400 front hub is engineered for riders who demand long-lasting reliability and smooth performance. Whether you're commuting through the city or tackling weekend trails, this hub delivers consistent support and efficiency. Center Lock Design for Easy Rotor Installation: Equipped with Shimano’s Center Lock system, the HB-QC400 allows for quick and secure disc brake rotor mounting. The spline mount and lock ring setup simplifies the installation process, ensuring perfect alignment and a clean look. Built to Withstand the Elements: A high-quality seal system protects internal components from dust and moisture, reducing the need for frequent maintenance. This makes the hub an ideal choice for riders who value dependable performance in all weather conditions. Quick Release Compatibility for Fast Setup: Designed with a quick-release axle system, the hub ensures easy wheel changes and maintenance on the go. The 100 mm O.L.D. (Over-Locknut Dimension) fits most standard front forks, providing a straightforward installation experience. The HB-QC400 supports both #13 and #14 spokes for flexible wheel building. It also includes an optional disc brake rotor mount cover for a clean finish when rotors are not in use, making it a versatile addition to any disc-equipped bike.