Medium duty bule PU caster wheel with double bearing Item : 04S100BEPU Wheel diameter :75mm,100mm,125mm Wheel materials : PVC or PU Fittings : Rigid,swive,screw stem,dual brake,plastic brake. Wheel bearings : Double bearing Load capacity : 80kg,90kg,100kg Housing:Made of pressed steel,double ball race Plated:Zinc Plate Opt. Function Wheel Material Item No. Wheel Diameter Tire Width Plate Size ...