1.They are used in car auto steering bearing 2.They are NSK bearings 3.They have many types of bearing;15BSW02,ACS0304,VBT17Z 1.They are used in car auto steering bearing2.They are NSK bearings3.They have many types of bearing;15BSW02,ACS0304,VBT17Z -2,ACS0304,ACS040412,VTAA19Z-4,ACS040514,ACS0405D-2,BT18Z-B1