I found something I bought back then in a cardboard box. [Product Name] Audio-Technica Hybrid Insulator Rubber, set of 6, AT6099 [Product Condition] New, unopened --------------------------------------------- Instant purchase OK [Product Details] Achieves clear sound localization, extended high frequencies, and thick low frequencies. ・Full-fledged design with a 4-layer hybrid structure. ・Compact size suitable for AV equipment. ・Effectively placed special vibration-damping rubbers "Haneight" and "Sorbo-thane." Effectively suppresses unwanted vibrations. ・The base material uses brass machined for optimal sound tuning. ・The lower part of the insulator has a dimple structure to diffuse vibrations. ・Safe design that prevents slipping even with lightweight equipment. ・Allows for a wide range of tuning, from 3-point support for speakers to 6-point support for equipment.