Applying force to the disc and the spindle, the clamps will hold your records in place on the platter and increase their stability. Simply place the clamp over the label, apply some downforce with your fingers and then tighten it around the spindle with the knob (the Classic clamp has no thread).
Made of quality aluminium the Classic comes with a timeless design while the Magnifico is perfectly in line stylisticly with other Gold Note accessories like the Galileo audio rack.