... 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 ... duty caster, Heavy duty casters, PU caster,PP Caster,PVC Caster,Rubber caster, Swivel caster,Cart caster,Pallet trolley caster, TPR caster,Cast Iron ...