plastic spherical bearing 2.GE...ES,GEZ...ES,GEEW....ES,GAC.... ... ,GE...ES/K Series. 3.High rotation speed, low noise, plastic spherical bearingUndertakes Boundless Driving Force!Our advantage:1.Technique and ... ,HT200 gray iron or ductile ironPacking Plastic bag, paper box,carton(39cm*29cm*18cm),wooden pallet, packing machineDelivery Time10 days-2 months ...