Key Features: - Aluminum extension column features easy installation and maximum strength - Flow-through cable management with cable exit port - Consists of 1.5" NPT column, threaded on both ends - Use in combination with any Chief 1.5" NPT ceiling plate or other accessory - TAA Compliant

Key Features: - Provides height adjustment in 1" increments - Notched design for adjustment without disassembly - Includes set screw for add stability - Consists of 1.5" NPT column, threaded on both ends - Use in combination with any Chief 1.5" NPT ceiling plate or other accessory - TAA Compliant