The product is a set of four Pneulead CG-D032 double clevis mounting brackets with hardware designed to hold a 32mm diameter speaker or subwoofer. These mounting brackets are specifically designed for home audio systems and provide a secure and stable way to attach speakers and subwoofers to walls or ceilings. The double clevis design allows for easy installation and adjustments, making it a convenient and practical option for enhancing your home audio experience.