1,high precision and long life 2,low noise and vibration 3,competitive price 4,all ... more than 15 years’ experience, advanced manufacturing facilities and excellent management staff, we can produce products that are ... 6000 6200 6300 6400 6800 6900 16000 sizes 2 Standard bearing materials Bearing steel3 Packing wrapped package ... door service, by sea/air etc ball and socket bearing 6000 farm machinery