The Chief CMS0305 Extension Column offers adjustable heights from 914mm to 1524mm in 1" increments. Its notched design allows for easy adjustment without disassembly, and a set screw provides added stability. This 1.5" NPT column is threaded on both ends and can be used with any Chief 1.5" NPT ceiling plate or accessory. With a maximum weight capacity of 226.8kg, it's perfect for versatile mounting solutions.