1, 1 pair of spec connectors for increased strength and reduced . 2, Positive and negative are directly marked on the terminal. 3, red and black style battery terminal covers. 4, Standard 3/8inch diameter bolt for lugs mounting, also includes 5/16inch diameter short bolt. 5, Each terminal can hold multiple battery cable. Used for car, vehicle, Rv and boat, which have a standard top post battery. Tips: The product may be updated constantly, The Actual Product May Have Slight Differences Or Color Differences the color and appearance may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance. Colour:Photo Color Material:zinc alloy Package Contents: 1 x battery terminal and cover kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.