... ,long life 2.Quick delivery,good service 3.Competitive pr double row tapered roller bearings Product NameTaper Roller BearingModelall seriesMaterialGcr15Diameter80-150mmOuterDiameter110-320mmBreadth ... symmetrical taper roller bearing.Taper roller bearings are widely used in automotive,mill,mining,metallurgy,plastics machinery etc. double row tapered roller bearings ...