4pcs Isolation Speaker Turntable Stand Base DAC CD Feet Mat Pad 40*15mmDescription:Material: Aluminum AlloyColor: SilverDiameter: 40mmHeight: 15mmMounting Screw Hole Diameter: 4.5mmFitment: suitable for most audio equipment amplifier、 speaker DAC CD Player、 etcWith shock absorber rubber ring (removable)Features:* Made of high quality aluminum alloy material、 durable and not rust.* The surface adopt anodized sand blasting、 high-grade and luster、 effectively improve the visual effect of your machine.* Can install from inside of the speaker、 also can use self-tapping screws from the chassis externally installed.* Suitable for most audio equipment amplifier、 speaker DAC CD Player、 etc.Package included:4 x Isolation Feet Pads