Everything you need to make secure, high-integrity connections to a single amplifier with up to a 30 A or 60 A fuse rating. Our compact MAXI Master Fuse Block is easy to install and allows you to accurately fuse your amplifier. A beefy self-tapping ground screw is also included to help you achieve a solid ground. To complete your installation, you also will find an included 18 ft (5.5 m), 2-channel Audio Interconnect Cable and a generous length of speaker cable.