1.Low friction, high speed 2.Short delivery time&mass stock. ... Construction bearing ,Heavy-duty bearing ,tapered roller bearing ,agriculture machine bearing.MaterialChrome steel, carbon steelTolerance gradelGB/T307.1-205SealingOpenTolerance ... Africa, Middle East, Asia.ApplicationFan,Bike,Auto,Textile,machine,Pump,Agricultural machinery,Machine tool..HS CODE84820000Delivery details7-35 days, and also ...