Double-row Angular Contact Ball Bearing:1-Wide Applications:fit for high speed and high precision rotary, which can bear combined load, such as machine tool main shaft, high frequency motor, internal combustion turbine, oil pump, air compressor, printing machinery, etc. 2-R&D Capability:a complete set of advanced CNC machines, inspection instruments and devices, and professional technical team.3-Good Quality:ISO9001:2000& TS16949.4-Many Styles:It has such two types of structure as one outer ring and two inner rings and one outer ring and one inner ringps:Our main products are deep groove ball bearings,self-aligning rollerbearings, cylindrical roller bearings, taperedroller bearings, CARBtoroidal roller bearings, Angular contact ballbearings, and otherrelated products. We can also produce non-standardbearings according toour customers' requirements and designs. TheInner diameter is from100mm to 2000mm.5-Nice Price6-Good Service:professional person solve the problems for the customers asap on line.