This vesa mount adapter kit allows your 24 inch or 27 inch imac computer 24 inch or 27 inch led cinema display or apple thunderbolt display to be used with a variety of alternative mounting solutions such as wall mounts and zero footprint articulating arms based on the vesa flat panel mounting interface fpmiwith a tool in this kit you can remove the imac or display stand and attach the vesa mount adapter then connect any vesa compliant mounting solution with a 100 mm x 100 mm attachment