M Part Headset Bearing 40,0x51,8x7,5 36?/45?

Maintain the smooth, fluid motion of your bike with M Part's HEADSET BEARING 400x518x. This top-quality bicycle specific cartridge bearing is designed to fit virtually all headsets on the market, making it an essential component for all cyclists who value precise handling and performance.

M Part's precision engineered headset bearing boasts the same level of specification and quality as the original bearings selected by the experts at the world's leading bike brands. Crafted to ABEC-3 tolerance standards, this bearing is designed for an exact fit and to limit noise and friction, offering a smooth and silent biking experience.

The bearing includes a nylon retainer and CrMo races, along with CrMo (HRC 61-66) ball bearings, ensuring superior strength and durability for long-lasting performance. To minimise maintenance and provide the highest level of protection against the elements, the bearing comes with rubber LLU (full contact) Seals and is lubricated with Multemp SRL (Kyodo Yushi) Grease.

Discover a noticeable difference in your ride with the M Part HEADSET BEARING 400x518x. Elevate your bike's performance and enjoy friction-free, seamless motion on every journey.