Desky Dual Bar Monitor ArmDesky Dual Bar Monitor Arm If you need an extra screen you might be worried youre short on deskspace. Not with our Dual Bar Monitor Arm, which allows you to attach two monitors above the desktop. Attached at the back of the desk with the custom designed clamp (or through the desk if you prefer), you might find you have even more desk space than with one stand alone monitor! The bar can hold two monitors up to 10kg in weight each. And all of this is