Package Content: 1 x Positive Battery Terminal, 1 x Negative Battery Terminal, 2 x Stainless Steel Screws and 4 x Support Washers High Quality Material: The battery pole adapter is made of high quality brass, anti-rust and sturdy, reliable material ensures that you don't worry about the quality, can be used for a long time. The design of this battery terminal ensures a secure connection and provides stable current output, so that your vehicle is always efficient and reliable. Easy to Install: The design of this car battery clamp is simple and practical, the installation process is simple and can be completed in a short time to ensure a safe and reliable connection. Without tools. The package contains most of the items you need for replacement, direct replacement, maintenance-free connection. Size Information: 2 pack standard bolt thread, battery terminal adapter kit with M8 external thread and M8 internal thread, adapter height: 2.8cm, bottom hex size: 1.9cm. One small and one large