The Shimano HB-RS770 Front Hub is a high-quality component designed for road cyclists seeking reliable performance. Weighing just 142 grams, this front hub is lightweight yet durable, making it ideal for long rides and challenging terrains. The hub features high-quality labyrinth and contact seals to ensure smooth rotation and protect against water and dirt ingress. With an over-locknut dimension of 100mm and a center lock disc mount, the HB-RS770 is compatible with a wide range of road bikes. Its angular contact bearings provide excellent efficiency and durability, while the polished bearing races reduce friction for a smoother ride. Upgrade your road bike with the Shimano HB-RS770 Front Hub and experience enhanced performance on your rides.