Elevate your mechanical systems with this premium 6805 2RS hybrid ceramic ball bearing. Featuring a robust 25mm inner diameter, 37mm outer diameter, and slim 7mm width profile, this bearing combines chrome steel rings with advanced black ceramic (silicon nitride) balls for exceptional performance. The dual rubber seals (2RS) protect against dust and debris while maintaining optimal grease lubrication. The specialized nylon cage ensures smooth ball guidance and operation. These bearings excel in high-speed applications, particularly in precision equipment and bicycle components, offering reduced friction, superior wear resistance, and excellent electrical insulation properties. The hybrid design merges the strength of steel rings with the lightweight, durable ceramic balls, delivering enhanced longevity and reliability in demanding conditions. Perfect for applications requiring precise, efficient rotation and minimal maintenance.