CB-780
5027726774973
The Headset Bearing 40 0x51 9x8 45?/45? 40 x 51.9 x 8 mm 45?/45? Silver is available at the following locations.
The item will be transferred to the location you choose during checkout.
If the item is not currently available to view at your desired location, please call your nearest store to arrange for it to be transferred.
The M Part Headset Bearing 400x519x is a premium quality, bicycle-specific cartridge bearing designed to satisfy all your biking needs. Its specification and quality can compete with those original bearings favoured by engineers from the world's leading bike brands, ensuring a smooth and reliable ride every time.
This high-grade cycling accessory features Nylon retainers and CrMo races, offering robustness and durability. The CrMo (HRC 61-66) ball bearings offer superior strength and resilience, playing a crucial role in the longevity of your headset.
Keeping in line with the ABEC-3 tolerance, this bearing assures optimal accuracy and performance, resulting in reduced noise and friction, thus enhancing your biking experience even during intense rides.
The bearing also incorporates Rubber LLU (full contact) Seals which provides excellent sealing with minimal friction. It helps protect against dirt and other potentially damaging elements, adding to your headset's lifespan.
Lastly, it comes pre-packed with Multemp SRL (Kyodo Yushi) Grease, known for its superb quality, thermal stability, and resistance to corrosion, making this headset bearing an exceptional pick for cycling enthusiasts as it ensures smooth, seamless operations while requiring minimum upkeep.
Invest in the M Part Headset Bearing 400x519x to experience improved durability, reliability, and performance for your bike's headset.
At ONIT Sports, we aren't just a retailer; weβre a hub for the South Wales cycling and triathlon community. As a leading independent cycle specialist in South Wales, we know that the right bike isn't just about the specs - itβs about how it feels on the road, the trail, or in a TT. Whether youβre visiting us in-store or browsing online, youβre getting advice from people who live and breathe life on two wheels.
Every bike that leaves our hands is professionally assembled and safety-checked by our fully trained technicians. We donβt just "box" bikes; we prepare them so that they arrive at your door, set-up and ready for the first mile.
We offer fast, secure UK shipping on all bikes. For that extra touch of care, we also provide a FREE bike fit on bikes collected in store - ensuring your new pride and joy is setup for you, ready for your first ride.
We believe top-tier performance should be accessible. We offer a range of flexible finance solutions through Novuna Personal Finance, as well as PayPal options, allowing you to spread the cost with a plan that suits your budget
Looking to save on your next ride? We proudly accept a wide range of Cycle Scheme vouchers, helping you make the most of tax-free cycling benefits with zero hassle.
Start your cycling journey with On It Sports, and hit the road with the total confidence that only expert-level support can provide.
| Colours | Silver |
| Sizes | 40 x 51.9 x 8 mm 45?/45? |
| Brand | M Part |
| Model Year | 2026 |
| Barcodes | 5027726774973 |
| SKUs / Part Numbers | CB-780 |
