Description: Quality MaterialThe battery terminal connectors are made of solid brass, which is strong and durable. The connectors can have a long service time, so you dont need to change them frequently. Good ElectroconductivityThe battery terminal connectors have good electrical conductivity, which can reduce voltage distortion and transmission loss and help you save car energy. Easy to UseYou can directly install the replacement units without tools. They have convenient wiring and a firm connection and are not easy to damage. They work great for replacing worn-out terminals. Best for BatteryBrass material is more conductive than other materials. If your battery is a rechargeable battery, you must choose brass terminals. It is better to keep the same metal between the battery board and the terminal. Package ContentThe item contains one brass negative extender bolt terminal and one brass positive extender bolt terminal. They can work together for your car, and you should replace the old pair at the same time if needed. Specification: Material: brass Color: yellow Feature: high electroconductivity Size(approx.): upper diameter x lower diameter range x height positive connector 0.8 x 1.7-1.9 x 2.8cm/0.31 x 0.67-0.75 x 1.1inch negative connector 0.8 x 1.5-1.7 x 2.8cm/0.31 x 0.59-0.67 x 1.1inch Package Included: 2 Pcs x Battery Terminal Connectors Note: 1.Due to the light and screen difference, the items color may be slightly different from the pictures. 2.Please allow 1-2 cm differences due to manual measurement.