4pcs Isolation Speaker Turntable Stand Base DAC CD Feet Mat Pad 40*20mmDescription:Color: SilverMaterial:Aluminum AlloyColor:Silver Anodized Sand BlastingDiameter:40mmHeight:20mmMounting Screw Hole Diameter:4.5mmFitment:suitable for most audio equipment amplifier、speaker DAC CD Player、etcFeatures:*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 Pad