The Shimano HB-5800 Lock Nut Unit is a genuine replacement part designed for maintaining and securing Shimano 105 HB-5800 hubs. Engineered for precision and reliability, this lock nut ensures the optimal performance of your hub system.

Designed for HB-5800 Hubs: Tailored specifically for Shimano 105 HB-5800 hubs, this lock nut guarantees a perfect fit and seamless integration. It plays a crucial role in securing the hub assembly, ensuring stability and smooth operation.

Durable Construction for Longevity: Made from high-quality materials, the HB-5800 Lock Nut Unit is built to withstand the demands of regular cycling. Its robust design ensures long-lasting performance, even in challenging riding conditions.

Ensures Secure Hub Assembly: The lock nut provides a secure connection, minimizing the risk of loosening during rides. This enhances the overall reliability of your hub, giving you confidence on every ride.

Whether you’re replacing a worn-out part or conducting routine hub maintenance, the Shimano HB-5800 Lock Nut Unit is an essential component.