This 45 Degree Angled Edge Mount Grommet is designed for easy installation of 2 - 1/2 inch round lights. Made of black rubber, it provides a secure and durable mounting solution. With a 2 - 25/32 inch diameter hole requirement, it fits most 2 - 1/2 inch round lights. This grommet offers a practical and efficient way to mount lights at an angled edge, ensuring optimal visibility and functionality. Sold individually, it is a reliable and convenient accessory for any lighting setup.