Bestand Monitor Arm @ http://geni.us/BestandARM
(CQU2CEQ9 Promo Code Used - Not Sure when it ends)
In the past i was using the Maclean monitor arms http://geni.us/MacleanARM and they are not bad, but the Bestand are in terms of built quality superior with a great feature wich is the cable management.
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We can adjust the hight of any display and they feel sturdy.