Single row Tapered Roller Bearing Double row Tapered Roller Bearing Four row Tapered Roller Bearing Tapered Roller Bearing 1.Meterial:GCr15 2.High speed, less friction 3.Sample: Available 4.High Precisionsingle row/ double row tapered roller bearingRoller Bearing, Taper Bearing, Tapered Roller Bearing:1.Less coefficient of friction, High limiting speed, Large size range, Variations of structure.2 ...