1. Brass has conductivity, oxidation resistance and corrosion resistance
2. Preferably brass, one-piece molding, sturdy and durable
3. Material: main body brass + iron screws
4. Function: connect battery and battery cable
5. Wiring method: tighten the nose screw
6. Scope of application: battery positive electrode 17-19mm, negative electrode 15-17mm
7. Weight: 156g / pair