Specification: Car Battery Terminal, 12V/24V Current, Length: 54mm, Bolt Length: 30mm, Head Width: 21mm, Positive Dia: 19mm, Negative Dia: 17mm Brass material: The car battery terminals are made of high quality thick brass, good electrical conductivity, wear resistance, corrosion resistance, high hardness, far from rusting, good electrical connection Perfect connection: the shape of the car battery terminals interior is light cone, to firmly grip the battery rod, smooth contact surface, reducing the risk of wiggling Wing nut: 12v car battery is with wing nut and can be clamped on the connected cable, easy and quick to install and remove, no wrench required Uses: Battery terminal for car, boat, van battery, a great replacement for old and inappropriate battery terminals, with red and black, + and - markings you can’t go wrong A. Warm Tips: 1. Clean the battery terminal and the surface of the car cable with a steel wool to obtain a shiny metallic surface 2. It is recommended that all