Wholesale Ball Bearings 鈼?Introduction 6216 2RS bearing is single row deep groove bearing. The bearing is characterized by high precision, high speed, low noise and long life. The precision grade of the bearing conforms to the standard GB/T 307.3-2017. The precision grade of the bearing is P0,P6,P5, etc. The P0 grade bearing can meet most of the applications, only when there are higher...