Transform your car's audio system with the A pillar modification high and mid range speaker mold. This 1.5 inch and 3.5 inch bracket base ring is ideal for those who want to achieve sound quality. By securely mounting your speakers, this modification ensures that you enjoy clear and powerful audio while driving, making every journey more enjoyable. Features -Color:Black -Material:Plastic -Size:17.50X10.50X1.50cm/6.88X4.13X0.59in -Universal fit: these plastic speaker rings are designed to fit most car audio systems, providing a versatile solution for various vehicles -Secure mounting: the flat speaker mounts and modification brackets ensure a secure and reliable installation of your speakers -Diy friendly: with straightforward installation steps, these speaker mounts are for diy enthusiasts looking to upgrade their car audio - durability: constructed from durable plastic, these speaker mounts are built to last and resist deformation over time -Improved audio performance: the speaker bracket design enhances audio quality, delivering sound performance for your car audio system Package list: 1 pair car audio base ring