Features1Metal and Rubber Seal: Metal seal prevents dust like foreign matter, impurities. Rubber seal has double layer rubber protective seal to prevent liquid foreign matter and impurity. 2Great Practical: Made of high carbon steel and rubber, the sealed bearing has high speed operation, high temperature resistance, low noise and smooth rotation. 3Widely Used: The sealed bearing is suitable for motor, power tools, electric vehicles. Most outdoor vehicles can be used. The bearing has incredible versatility. 4Good Performance: Though professional manufacturing and superb craftsmanship, the sealed bearing pormote the performance which is best and stable. 5Convenient to Carry: Light weight does not add extra burden and can be placed at any time when you move at will, more easy and flexible to deal with.SpecificationItem Type: 6201 BearingProduct Material: High carbon steel and rubberWeight: Approx. 210g / 0.46lbApplication: For outdoor vehicles, power tools, electric vehiclesPackage List6 x6201 Bearing