ARM-0257 is a full-motion wall mount for most 23''-55'' flat panel TVs up to 35kg/77lbs. The arm can be stretched up to 515mm for a full range of movement to perfectly position your screen display - swivel up to 90° left or right and -15°~+5° tilt. This pre-assembled arm comes complete with integrated cable management and decorative covers to ensure an elegant and tidy look. Its built-in level adjustment offers 3° clockwise and counterclockwise turning to ensure it is perfectly level. Compatible with VESA hole up to 400x400.