plastic spherical bearing 2.GE...ES,GEZ... ... Series. 3.High rotation speed, low noise, plastic spherical bearingUndertakes Boundless Driving Force!Our advantage:1.Technique ... bearings,Pillow block bearings, Mounted ball bearings,Spherical plain bearingsExport ExperienceMore than 20 years of export ... chrome steel,HT200 gray iron or ductile ironPacking Plastic bag, paper box,carton(39cm*29cm*18cm), ...