VESA Mount Adapter Kit for iMac and LED Cinema or Apple Thunderbolt Display
Works with the following models: 24” iMac (aluminium and glass), 27” iMac (late 2009, mid 2010, and mid 2011), 24” LED Cinema Display, 27” LED Cinema Display, 27” Apple Thunderbolt Display
Not compatible with iMac (late 2012) Wall mount or articulating arm not included.