Model # 60S

This multilevel stair is 60" diameter with 30 degree treads and uses two 90 degree landings with a four line guard rail at the mid and top levels.. The handrail is # 200 (1 1/2" round tubing) and the balusters, one per tread, are # 302 (1" sq. 16 gauge tube). The treads and landings are made out of a 12 gauge smooth plate. The center column was made from 4" OD .135 wall round pipe tube. The finish is a red oxide primer and painted at the job site after installation.