This IMC Audio In-Line Holder is a must-have for any car audio enthusiast. It is designed to accommodate 4/8 gauge wires and comes with a 50A AGU fuse. The fuse holder is made of high-quality materials to ensure maximum durability and reliability. This In-Line Holder is easy to install and provides a secure connection for your audio system. It is compatible with a variety of car audio and video installations. Get the most out of your car audio system with the IMC Audio In-Line Holder.