Up for consideration is a set of 4 high quality custom design and made spike base discs

• High Quality Aluminum material
• CNC high precise machine craftsmanship 
• 1.5 inch (39mm) diameter 
• 3/8 inch high
• Black finish (The silver disc pictures are for illustrate the size and dimension of the disc )
• Removable rubber O-ring design on the base to increase resonance absorption and prevent scratching or slipping

This discs are  larger design for the heavier components and devices to provide extra stable support and isolation. (ref picture to compare this disc with the 1" diameter disc,, the small disc is not included in this listing)

Items will be shipped from US with  USPS tracking mail.