Chief CMS0709 Speed-Connect 7-9' Adjustable Extension Column, 1.5" NPT on Both Ends, TAA Compliant, Black

Get dependable, precise projector placement for AV, security and surveillance projects with the Chief by Legrand Speed-Connect CMS0709 adjustable extension column. This professional mounting extension is designed to simplify installations: the notched 7–9 ft column adjusts in 1" increments so technicians can fine-tune projector height on the fly without disassembly. With 1.5" NPT threading on both ends, the CMS0709 connects seamlessly to Chief ceiling plates or existing NPT accessories to speed integration across networks and control environments.

Engineered for heavy-duty use, the CMS0709 supports up to 500 lb, making it ideal for large-format projectors, integrated monitoring cameras, and combined AV/security rigs. A set screw and robust construction provide vibration-resistant stability that protects equipment and preserves image alignment for long-term monitoring and presentation reliability. TAA compliance and a 10-year limited warranty further protect your investment for government, corporate, and education installations.

Specify the CMS0709 for your next projector, surveillance, or monitoring installation to cut install time and secure equipment — contact sales or add to your bill of materials today.

• Speed-Connect design lets installers lock in projector height quickly to reduce on-site labor and downtime
• Supports heavy professional projectors up to 500 lb for secure, long-term AV and security deployments
• Adjustable 7–9 ft column with 1" increments and notched design for precise positioning without disassembly
• 1.5" NPT threaded on both ends for seamless compatibility with Chief ceiling plates and third-party accessories
• Set screw and rugged steel construction deliver vibration-resistant stability ideal for surveillance and monitoring systems
• Backed by Chief by Legrand reliability and a 10-year limited warranty for confidence in mission-critical installations