Video wall mount for different brand of LCD display (VESA hole 200 x 200 or 200 x 400mm). Micro-adjustment function to keep display surface flatness. Supports lateral shit, vertical and horizontal micro-adjustment. Safety locker is preventing from display unit pulled off by accident. Accommodate with wall paper as part of installation tool, it is guiding installer to follow printed screw hole of paper to mount each single frame to a right position. Applicable for video wall mount for 42 to 60-inch display with modulate configuration.