please do not black Injection ergotron hx wall mount monitor arm main pawn surplus
HX Desk Monitor Arm | Ergotron
Heavy Duty Wall Mounted Monitor Arm | Ergotron HX Wall Mount
Ergotron HX Wall Mount Monitor Arm - Mounting kit (articulating arm, wall mount, pivot, mounting hardware, extension part) for Monitor - white - screen size: up to 42" - wall-mountable : Amazon.co.uk:
Ergotron HX - Mounting component (pivot) for LCD display (heavy-duty) - white - screen size: up to 49" - for Ergotron HX Desk Monitor Arm, HX Wall Mount Monitor Arm - Hunt Office UK