One set of four Audio Replas OPT-100HG HR tuning feet in a fantastic condition. By arranging HR treatment on a new material “Ultra High-Molecule Polymer”, Audio Replas succeeded to speed-up a response. They developed this new material as one of the most ideal materials for audio insulator, because this material has a reasonable viscosity to absorb and spread unnecessary frequency vibrations. With this insulator, the sound will be more wide-range, low-distortion and dynamic. This insulator is effective for all audio components such as CD players, Amplifiers, Turntables, etc. The original box is included. Retail price is 2.560 euro. Check our other listing for more interesting items. Free shipping worldwide!