XScorpion 0 - 2 - 4 - 8 Gauge Gold Plated Finish T Distribution Block With Cover Features one 0 or 2 gauge input with three 4 or 8 gauge outputs (includes one 0 to 2 gauge wire adapter and three 4 to 8 gague wire adapters) 100 percent solid brass construction Includes protective acrylic snap on cover and has a gold plated finish Very heavy duty and can be used for audio, marine and any underhood wiring and uses Allen type screw terminal to hold wire securely Xscorpion T piece terminal blocks allow multiple amplifiers installations to be completed neatly and easily