AMRWEX420 is designed for LED monitors and displays up to 55 and weighing up to 55lbs. This model comes with a low profile wall mount of 41mm from the walll and can be extended up to 14.8. It is VESA compatible with 400400. The arms are designed to give the best view possible with a tilting and swivling feature.- Designed for 26-55LED screens- Made from high quality Aluminium- Fully compliant with VESA 400400- Easy Installation- Swivel head 90(left/right) and tilt up and down(+/-12)