This 4 inch round rubber grommet from Trux is a practical and durable solution for your truck's lighting needs. Available with open or closed back features, it fits most makes and models and is sold individually. Made out of high-quality rubber, this grommet is built to last and is a reliable OEM replacement option. With Trux's reputation for quality and a warranty to back it up, you can trust this grommet to keep your lights secure and functioning properly.