hub bearing units:More than 200 different types of 2nd general hub units are suitable for Japanese, Korean, American car hub bearing units Features:1.material:1) Chrome steel.Steel from the Fifth Factory Of Shanghai Steel Company2) Lubrication grease from ESSO and Shell3) Nylon of the keeping shelf from DuPont2.quality certification:ISO9001:2000 system3.fields used in: series of cars,such as Fiat ...