Ideal for automotive audio upgrades, this speaker mounting gasket provides a secure and vibration- for your car speakers. Its design ensures compatibility with various speaker models, while its construction keeps durability. Transform your vehicle's sound system with enhanced clarity and reduced noise interference. Features -Color:Transparent -Material:Acrylic -Size:10.80X10.80X0.70cm/4.24X4.24X0.28in -Mounting outer diameter:101.8mm -Mounting inner diameter:78.3mm -Fast installation: simplify your car speaker setup with this easy to use bracket, designed for quick and efficient mounting without professional assistance -Secure alignment: ensures your speakers are perfectly aligned and securely mounted, providing stable performance and uninterrupted sound - materials: constructed with durable components to withstand daily use, extending the lifespan of your car audio system and reducing maintenance needs -Broad compatibility: fits a variety of car models, making it a practical choice for drivers looking to enhance their vehicle's audio capabilities -Vibration control: effectively minimizes vibrations and noise, ensuring a cleaner and more enjoyable listening experience during every drive Package list: 4 speaker spacer