... roller bearings 1.high precision and speed 2.long life and low price 3.good quality 4.timely delivery Thrust roller ... 4).low voice,long life2. StructureThrust roller bearingSeries8000,29000etcCageChrome steel, carbon, stainless steelID ... bearings can be widely used in mentallurgy, machinery, mining, medical ,automotitive, textile ,and chemical industries4.Contact5.Picture of thrust roller bearings ...