Excavator bearing,Inch-Tapered roller bearing and Non-stander thin bearing .Under the engineer and the heavy machinery planners develop together,my company's bearing can replace the imported bearings in China main-land,also very popular at abroad market.My company's products are widely used : engineering machinery, cranes, oil, chemicals and machinery for gold, architecture,steel,plant,mining,industries ect. Excavator bearings are used at lot of heavy machinery such as :Komatsu and CAT , Kobello, Daewoo, Kato, Sumitomo, Hyundai , Hitachi, Caterpillar , volvo ect. Product Include :BA series ,BD series , SF series, AC series , CR series , MC series , HS series , BN series and Inch-Tapered roller series bearing .