Buy on Amazon : http://www.amazon.com/gp/product/B0032H2ON4?tag=lottalatte-20

VideoSecu Articulating Arm (20 Extension) LCD LED TV Wall Mount Full Motion Tilt Swivel Mount

Fits most TVs 22 to 37 LCD LED TV monitor check VESA and weight
Fits VESA 75x75100x100200x100200x200 compliant Mount plate is 85x85
Load capacity up to 55 lbs Post-installation level adjustment allows the TV to perfectly level
The arm can extend out up to 20 Swivel -170 degrees and tilt -15 degrees
Cable management design Standard hardware pack included