Made in the USA Since 1895.
The Chicago Spiral Stair Kit is adjustable to your floor-to-floor height. This popular steel spiral stair comes standard with a 1 1/4" diameter aluminum handrail and 3/4" square tube balusters. Sizes range from 3'–6" to 6'–0" diameter. Available in painted or galvanized steel finishes with diamond plate or smooth plate treads. Shown here with green primer ready for a field finish.