Product Overview The Chief CMS003 is a 3" Speed-Connect fixed extension column that lowers a projector or display to the desired height from the ceiling. It gives AV integrators a strong, easy-to-install aluminum column for suspended ceiling and structural mounting. The column uses a standard 1.5" NPT thread on both ends for broad compatibility. Product Description This Speed-Connect fixed extension column lowers projectors to the desired height for clean overhead installations. The aluminum extension column is engineered for easy installation and maximum strength, and it consists of a 1.5" NPT column threaded on both ends. That standard thread lets integrators use it in combination with any Chief 1.5" NPT ceiling plate or other accessory, making it a flexible building block for ceiling-mounted projector systems. The CMS003 is TAA compliant, supporting government and education procurement. Browse the full Chief collection at Creation Networks for compatible ceiling plates and projector mounts. Key Features 3" Fixed Length — Lowers a projector or display to the desired height from the ceiling. Aluminum Construction — Engineered for easy installation and maximum strength. 1.5" NPT Both Ends — Standard thread works with any Chief 1.5" NPT ceiling plate or accessory. TAA Compliant — Meets Trade Agreements Act requirements for public-sector procurement. Technical Specifications Model CMS003 Type Fixed extension column (Speed-Connect) Length 3" Thread 1.5" NPT, both ends Material Aluminum Compliance TAA Compliant