Crafted with materials, this speaker gasket ring offers excellent sound insulation and vibration reduction. Its sleek and functional design ensures compatibility with a wide range of car speaker setups. for creating a professional-grade audio experience in your vehicle while maintaining a clean and organized 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 -Quick setup: simplify your car speaker installation process with this userfriendly bracket, designed for fast and efficient mounting without extra effort -Secure mounting: keeps a firm hold for your speakers, preventing movement or loosening, you can enjoy consistent audio performance on the road -Sturdy: made with materials to withstand wear and tear, ensuring reliable performance and extended durability for your car audio system -Wide vehicle compatibility: designed to fit various car models, this adapter bracket offers flexibility and convenience for upgrading your vehicle's sound system -Noise reduction: reduces unwanted vibrations and resonance, delivering a cleaner and more immersive audio experience for your daily commutes or road trips Package list: 1 speaker spacer