The automotive speaker riser ring is an essential accessory for achieving precise speaker positioning in your car. Its stackable design allows for height adjustments, ensuring optimal sound projection. Whether you're upgrading your audio system or replacing old components, this product delivers reliable performance and easy installation. Features -Color:Transparent -Material:Acrylic -Size:10.80X10.80X0.70cm/4.24X4.24X0.28in -Mounting outer diameter:101.8mm -Mounting inner diameter:78.3mm -Simple installation: designed for quick and easy setup, this speaker bracket lets you upgrade your car audio system without the need for complex tools or procedures -Stable support: provides a secure mounting solution for your speakers, ensuring they remain firmly in place for consistent and sound output -Durable construction: made from highstrength materials, this bracket offers longterm reliability, reducing the need for frequent replacements or repairs -Versatile fit: compatible with a wide range of vehicle models, this adapter bracket is ideal for car owners seeking a audio upgrade solution -Enhanced audio clarity: reduces vibrations and distortion, delivering a pure and experience for music lovers on the go Package list: 3 speaker spacer