Commercial Spiral Stairs Model 175

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Commercial Spiral Stairs Model 175

The model 175 makes for our most economical spiral stair in our line-up. Constructed with our solid milled balusters and continuous formed handrail makes for a clean line appearance along with a sturdy construction.


  • Ornate, attractive, rugged, and virtually indestructible
  • Standard balusters are 3/4`` solid round formed and milled (5 lbs each), over 30 available designs to pick from
  • Stair handrail designs include: solid wood, ornamental hand profile with scroll ends, round pipe (Sch 40) in brass, aluminum, steel, stainless steel
  • Diameters range from 3’6” to 8’0”
  • Constructed from steel, galvanized steel, stainless steel or aluminum
  • Pre-assembled in shop before shipping to ensure a smooth and easy install
  • Continuous sleeve or stacked hubs custom cut for your height (non-adjustable)
  • Metal thickness is 3/16” vs. the average competitor 3/32”


  • Tread
  • Handrail
  • Balusters


  • Building Codes
  • Layout Guides
  • Spiral Stair Dimensions
  • Powder Coating Colors


  • Model 175 Install Instructions
  • Model 175 Plan
  • Model 175 Elevation

Ready to Order?

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