Pivoting Arm With Hook Mount Attachment For 13" To 46" Flat Panel Screens. U-Hook attachment replaces standard CRT TV wall mount with pivoting arm mount for monitors with a 200x200mmm VESA pattern. Smooth tilt adjustments of 15 forward and 5 back with a locking knob for a variety of viewing angles. 5 side to side roll for perfect screen positioning. Makes a secure installation quick and easy, simply hang the screen and turn the pre-assembled securing screw to lock in place. Integrated cable management for clean look.