Flush In Wall Recessed Articulating Mount for LED TV 50" 55" 60" 65" 70" LCD TV (0.9" - 26.8" extension, Fits LED, LCD TVS 42" - 80") Holds up to 175 lbs 26.7" Full Extension, 0.9" Flat to the wall ... In Wall Box with arm sits inside the wall, supports up to 175 lbs Vesa 600 x 400, 400 x 400 (not compatible for Vesa 800) ... Includes In-Wall Box which sits between 16" separated wood studs Compatible with UN58H5005, UN60J6200, UN60J6300, UN60JU7100, UN60JU6500, UN65J6200, UN65J6300 Compatible with Samsung UN75J6300, UN75JU6500, UN75JU7100, UN65JS8500, UN65JU6500 Compatible with UN55J6200, UN55J6300, UN55JS8500, UN55JU6500, UN55JU7100