1.good wear resistance 2.Good elasticity 3.High precision, high concentricity 4.No bubbles 5.Smooth surface ModelRubber BearingBrandKamidMaterialNature rubber, ... 5A~ 95ATemperatureup to 300°CHub MaterialAluminum, Steel, Sintered Bronze, Brass, Bearing, Many PlasticsBearing ChoicesBall, Needle, Sintered Bronze, PlasticMOQ10pcsPriceBased on dimension & qtyWarranty6 ...