Black Diamond Racing manufactures carbon fiber isolation devices for high end audio components, to provide a system for Vibration Control.
The Black Diamond Racing LM Pillows are a dimpled and threaded cone "foot" designed to go between your equipment and your rack to separate them from vibrations. They range in size from 1.8" to 3.5" and are under $100.
The Black Diamond Racing Inverse Curve is a carbon fiber insert for traditional racks. The Black Diamond Racing Curve is a vibration-reducing platform.