![MARSHALL STAMPING Extend-O-Column Series AC390 Round Column, 9 ft to 9 ft 4 in [SKU: ORG0862896]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/60033/58001/0862896__55052.1683082012.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC390 Round Column, 9 ft to 9 ft 4 in [SKU: ORG0862896]")
![MARSHALL STAMPING Extend-O-Column Series AC390 Round Column, 9 ft to 9 ft 4 in [SKU: ORG0862896]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/60033/58001/0862896__55052.1683082012.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC390 Round Column, 9 ft to 9 ft 4 in [SKU: ORG0862896]")
Product Overview
3 in OD 11 ge (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. [QTY/UOM: 1EA / 1EA] [PMS SKU: M110-13390] [Category: FOUNDATION HARDWARE/BEAM SEATS & LEVELERS;Shop All]
![MARSHALL STAMPING Extend-O-Column Series AC379/3791 Round Column, 7 ft 9 in to 8 ft 1 in [SKU: ORG6251995]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/60029/57997/6251995__36167.1683082011.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC379/3791 Round Column, 7 ft 9 in to 8 ft 1 in [SKU: ORG6251995]")
![MARSHALL STAMPING Extend-O-Column Series AC369/3691 Round Column, 6 ft 9 in to 7 ft 1 in [SKU: ORG6251250]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/60025/57993/6251250__77968.1683082009.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC369/3691 Round Column, 6 ft 9 in to 7 ft 1 in [SKU: ORG6251250]")
![MARSHALL STAMPING Extend-O-Column Series AC370/3704 Round Column, 7 ft to 7 ft 4 in [SKU: ORG6251904]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/60026/57994/6251904__04913.1683082010.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC370/3704 Round Column, 7 ft to 7 ft 4 in [SKU: ORG6251904]")
![MARSHALL STAMPING Extend-O-Column Series AC380/3804 Round Column, 8 ft to 8 ft 4 in [SKU: ORG6252043]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/60030/57998/6252043__10039.1683082011.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC380/3804 Round Column, 8 ft to 8 ft 4 in [SKU: ORG6252043]")
![MARSHALL STAMPING Extend-O-Column Series AC386 Round Column, 8 ft 6 in to 8 ft 10 in [SKU: ORG4502886]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/60032/58000/4502886__95466.1683082012.jpg?c=1 "MARSHALL STAMPING Extend-O-Column Series AC386 Round Column, 8 ft 6 in to 8 ft 10 in [SKU: ORG4502886]")