BONTEC Ergonomics Desk Extender Tray, 9.5"x9.1" Table Mount Arm Wrist Rest Shelf, 90° Foldable Elbow Arm Support, Clamp on Computer Arm Rest for Desk, Suitable for Office Desks. Sturdy structure can securely hold up to 33 lbs with the size of the support board 9.5"x9.1".
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