4″ Rigid Poly Steel Top Plate 4″ x 4-1/2′ 82PU40 Offering exceptional quality, functionality, value and availability This caster class is most recognized and commonly used
4″ Swivel Polyurethane Steel Top Plate 4″ x 4-1/2″ 72PU40 Offering exceptional quality, functionality, value and availability This caster class is most recognized and commonly used
