Model ALU009012 Extension Column Accessory, Black Keep ceilingmounted AV installations neat, adjustable, and secure. This extension column accessory provides a clean, stable way to increase the distance between the ceiling and mounted equipment while hiding cables inside the column. Key benefits Precise height control: Adjust height in 1 inch increments to achieve the mounting position. Flexible ceiling clearance: Extends the mounting distance from the ceiling between 9 to 12 inches to accommodate different room layouts and equipment profiles. Clean installation: Builtin interior cable management keeps power and signal cables out of sight for a clutter appearance. Durable finish: Powder coat finish resists wear and maintains a professional look. Simple setup: Designed for easy installation to reduce labor time. Security hardware note: Security hardware is not included so you can select the appropriate fasteners for your installation and equipment. Important specifications Model: ALU009012 Product type: Extension column / Extension column accessory Color: Black Finish: Powder coat Height adjustment: 1 inch increments Distance from ceiling: 9 to 12 inches Security hardware: Not included Practical use scenarios Conference rooms: Extend a ceilingmounted display to a comfortable viewing height while hiding cables for a tidy, professional appearance. Classrooms and lecture halls: Adjust display height in 1 inch steps to suit sightlines and reduce distractions from exposed wiring. Retail and public spaces: Create a refined installation for digital signage where a consistent, concealed cable path and adjustable elevation are required. This extension column accessory provides reliable adjustment and cable management for ceilingmounted audio visual setups. Choose the appropriate security hardware and mounting components for your specific installation.