... roller bearing,Four-row taper roller bearing,auto bearing,Machine-tool bearing,Construction bearing ,Heavy-duty bearing ... ,tapered roller bearing ,agriculture machine bearing.MaterialChrome steel, carbon steelTolerance gradelGB/T307.1 ... Africa, Middle East, Asia.ApplicationFan,Bike,Auto,Textile,machine,Pump,Agricultural machinery,Machine tool..HS CODE84820000Delivery details7-35 days, ...