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CNC machine plus aluminum shock pad
Material: aluminum alloy
Color: black, gold, silver white
Diameter: 40mm
Height: 20mm
Installation aperture: 4.5mm
For CD DVD machine, tube amp amplifier, speakers, audio and so on. The material is 7075 aviation aluminum alloy, sand blasting process
![3](https://ae01.alicdn.com/kf/HTB1XTLenZnI8KJjSspeq6AwIpXac.jpg)
4Pcs x 40*20mm Shock pad
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