3 in OD 11 ga (0.120 in wall). 4 in adjustment. Cold rolled steel screw. Turning bar provided with each post. Flow-coated inside and out with red corrosion-resistant paint. Heavy-duty cap and base plates slotted. Holes to fit steel or wood beams. Embossed lugs grip posts firmly to avoid slipping. All parts are welded or wired together.
Manufacturer: MARSHALL STAMPING Model Number: AC383/3837 UPC: 725697133830
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