Description:

4 inch Speaker Spacer Ring: Good for DIY car audio modification project. Can be used in cars, trucks, RV, more.. Thickness: 7mm/0.28"; Inner Diameter: 79mm/3.11", 100mm/3.94"; Outer Diameter: 108mm/4.25".. Fits most speakers on the market. To solve the problem of installation depth.. Durable material, it is made of Acrylic that is useful and long service life. Note: This product is speaker ring with no removable recess bezel..