1. Color aluminum alloy shell, sturdy, beautiful and durable 2. The plug is nickel-plated for good contact and oxidation resistance 3. There is a buffer spring at the tail, which can effectively protect the wire, and it is not easy to be broken 4. Can be used for DIY production of guitar audio cables, electronic keyboard cables, mixer cables, etc. 5. Size: 105x13mm 6. Weight: 15g