19 NON-METAL STAIRCASES AND NON-METAL STAIRCASE PARTS, NAMELY HANDRAILS, SHOERAILS, FILLETS, WALL RAILS, BENDING RAILS AND MOULDS, CAPS, EASINGS, VOLUTES, TURNOUTS, GOOSENECKS, NEW DROPS, ROSETTES, TREADS, TREAD KITS, RISERS, STARTING STEPS AND BOX NEWELS