These XS-T1061 RCA connectors from Xangsane feature a quality design using top-of-the-range materials. The contacts are made of 24k gold-plated copper alloy. This gives them high conductivity and resistance to corrosion and oxidation. The body of these connectors is also made of copper, making them tough and durable. The structure of these RCA connectors allows them to be completely disassembled for easy screw mounting. Moreover, their design makes them self-locking, so all you need to do to tighten these RCA connectors is turn their body counter-clockwise. They accept cables up to Ø9mm in diameter and are sold per 4.