?Note?- Desk mounting clamps only. Microphone Suspension Boom Scissor Arm Stand NOT INCLUDED!. ?Robustness? - The desk clamp is made of special alloy material, strong and durable. ?Protective?-  Soft foam padding protection at the contact point with the table considerately protects your desktop surface from any scratches. The foam padding is firmly bonded to the desk clamp. ?Applicable desktop thickness?-  With an adjustable positioning screw, can easily clip to any desktop up to 2.2"/5.5cm thickness. ?Professional?- Aluminum alloy adjustable table mounting clamp is specially designed for a microphone stand, which can be firmly installed on the desk or  other flat surface you want to fix.