Widely Application: Ideal for inverter, battery and automotive applications, which has wide applications.Premium quality Material: Pure copper gold?plated material, good conductivity, high hardness, resistant to acid and rust.Parameter: Features 4 gauge solid hardened pin output and 1/0 gauge power or ground wire input. Strictly follow the manufacturing standard to make sure excellent performance.Easy to Install: Hex socket screws clamping, no need of crimping, simple and convenient installation. Get rid of the cumbersome installation process.Pretest: This product has been fully tested before leaving the factory to ensure that it provides you with a satisfactory experience. If you are not satisfied, we will accept all return, replacement or refund requests.Item Type: Power Wire ReducerMaterial: Pure Copper Gold PlatedGauge: 4/0 AWGOutput: 4 Gauge Solid Hardened PinInput: 1/0 Gauge Power or Ground wirecolor:goldsize:47*8mmPackage List:2 x Power Wire Reducers