RELIABLE REINFORCEMENT FOR YOUR DESK MOUNT: The Duronic DMSC1 desk mount reinforcement plates are specifically designed to strengthen the area of desk that your desk mount clamps on to. It can be used on any desk, but it is especially useful for thinner, or more fragile desktop surfaces.INCREASED STABILITY FOR YOUR MONITOR SETUP: This solid steel plate set reinforces the monitor arm clamp while at the same time dispersing the monitor’s weight across the larger surface area of the table top. The top plate of the DMSC1 measures 22x16cm / 8.7x12in.SOLID STEEL DESIGN: The sturdy design of the DMSC1 support plates is designed specifically to protect your desktop and to keep your monitor display stable, safe and secure at all times. On the underside of the steel top plate is a soft non-slip layer that protects your desk surface from scuffs and scratches.COMPATIBILITY: The DMSC1 has been designed specifically for Duronic C-Clamp mounting brackets, however, thanks to its universal style it should fit most other C-Clamps on the market.SPECIFICATIONS: Material: steel. Colour: black. Weight of plate set: 900g/2lb. Size: top plate 22 x 16 cm / 8.7 x 6.3 in, bottom plate 12 x 7 cm / 4.7 x 2.8 in.