Made in the USA Since 1895.
The Chicago DIY Spiral Staircase Kit is adjustable to your floor height with a maximum height of 12' 6" (16 risers). Available stair diameters range from 3' 6" to 5' 0". Available in steel or galvanized steel finishes with diamond plate and smooth plate treads. The sample shown here - finished in white paint - has a 42" (3' 6") diameter and railing with front and rear balusters only.