Vision MR216 Ceramic BearingThis ceramic bearing is perfect for replacing the old one on your FSA/Vision hub. Measuring 26x17x5mm (MR216) in size, this is a great choice of upgrade or spare for breathing new life back into your wheel hub. Genuine Vision replacement part.Vision products were launched nearly 20 years ago at the Kona IronMan. Since then they have earned the reputation of being amongst the fastest and most aerodynamic components in the professional field. Vision components are designed using Computational Fluid Dynamics (CFD) software and verified through extensive wind tunnel testing, then proven under its sponsored professional athletes to guarantee you the highest performance.Features: Type: MR216 Ceramic Bearing Compatibility: FSA/Vision hubs Size: 26x17x5mm Genuine Vision replacement part Manufacturer’s Part Number: 752-0631000000Buy Vision Wheels & Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.