Heavy Duty and Secure Includes Hidden Above Ceiling 2x2 Tile with Support Wires Fully Adjustable Pole Location Within the 2x2 Tile Uses 1.5" NPT Poles - Allowing Excellent Cable Pass Through Adjustable DUAL LCD Interface Block with up to 45 Degrees Tilt 75mm of 100mm VESA Mount Application LCD Dual Monitor Interface Block comes in White or Black