ITEM NAME:1 Pair Terminal Connector Pile Head Ends Car Battery Positive Negative Thicken Features: 100% brand new and high quality. 1. The main components of the battery pile head is made of copper. Attachment screw and nut are not copper. 2. Fit for most car, boat, van battery. Fits 6V/12V positive or negative battery. 3. Copper material has good conductive performance, good flexibility. 4. The pile head will not break, corrosion resistance, can reduce the voltage distortion and the current transmission loss. 5. Corrosion resistance, good conductive performance, wiring is convenient, and the connection is firm. Specifications: Material: copper+ Color: red, black Size: (approx) positive pole hole diameter*18 mm, negative pole hole diameter* 17 mm Package Included: 1 Pair* Accumulator Clamp Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement..The main components of the battery pile head is made of copper. Fit for most car, boat, van battery. Fits 6V/12V positive or negative battery. Corrosion resistance, good conductive performance, wiring is convenient, and the connection is firm.