Extension column and ceiling plate not included. The JHS Single Ceiling Mount for flat panel TVs combines Chief's exclusive Centris™ tilt with quick ceiling mount installation. Features: Threads directly to 1.5" (38 mm) NPT extension column. Integrated cable management. Extension column and ceiling plate are required and must be ordered separately to fit your specific installation requirements. Centris™ Technology provides smooth fingertip tilt in all directions Screen angle stays set...