This item is a durable and practical speaker wire connector. Easy to install and simple to replace the old and worn one. Sturdy and useful. Simple but professional, can be relieved to use it. No need to worry about adaptation issues, suitable for most car stereo subwoofer audio . Features -Color:As shown -Material:ABS, zinc alloy -Size:7.50X7.50X4.80cm/2.95X2.95X1.89in -Nice speaker box terminals for perfect refit. Great for DIY speakers and subwoofer boxes. -Direct welding of spade connector, mini spade connector or speaker cable is required on the back. -Complete configuration, professional and practical, can bring of convenience for your disassembly and repair work. -Easy to install, but need to note that positive (red) and negative (black) indicators to ensure proper wiring. -With reasonable design and high adaptability, it can be well applied to your car stereo refit, and it will be a for you. Package list: 2 x speaker box terminals 2 x seal rings 8 x screws