Arke Spiral Staircase Kits: Arke Building Materials Eureka 55 in. White Spiral Staircase Kit K21004
Suitable for both interior and exterior applications, the Arke Eureka 4 ft. 7 in. Spiral Stair Kit is constructed of steel with a powder-coated finish. It features an extruded PVC handrail and solid steel treads with durable non-slip PVC covers.