Deep Groove Ball Bearing 16000 Series for running in high speed and high speed, and very durable, without frequent maintenance. This kind of bearing friction coefficient is small, extreme high speed, simple structure, low manufacturing cost, easy to manufacture high precision. Size range and variety of forms, applications in precision instruments, low noise motors, automobiles, motorcycles and general machinery and other industries, is the most widely used in the mechanical industry, a class of bearings.