Features: Used for HiFi speakers or loudspeaker frame, it can be placed under the speaker, or under the shock board and shock mount. Can eliminate the pollutions between the ground and the speakers, and obtain pure and natural sound effect. 304 Stainless steel made, fashion appearance with classical and high profile designe4d, durable for long-term use. Steel balls shock absorbtion, acoustic shock absorbtion foot pad, double-layer stainless steel gaskets, triangular steel balls suspension shock absorbtion particles in the middle, and rubber anti-skid gaskets at the bottom can effectively shock absorbtion. Upgraded audional foot nails, shock absorption and anti-skid rubber rings can increase friction and reduce resonance, so as to better protect equipment from damage. Specifications: Material: Stainless Steel Type: M6 Foot Nail, M8 Foot Nail,, Foot Pad(optional) Foot Nail: Approx. 58x41mm/2.28x1.61inch Foot Pad: Approx. 50x20mm/1.96x0.78inch Package Includes: 1x Foot Nail or 1x Foot Pad(optional) note: Please allow 0-1cm error due to manual measurement. make sure you do not mind before you order. Please allow slight chromatic aberration due to different display resolutions.