【Double Screw Locking】 Dual 2-set screws design will ensure the banana connector stays securely connected to the speaker wires. You may secure both set screws to the bare speaker wires for maximum contact. 【Durable and reliable plating】- These speaker wires banana connectors feature 24k gold plating, which not only enhances the aesthetics of your speaker setup but also improves the conductivity of the connectors. The gold plating prevents corrosion and ensures a long-lasting, reliable connection. 【Gold-Plated Polished Surface】The pin style banana plug is gold-plated to prevent oxidation, increase service life and improve signal transmission performance.The hole diameter can suit for 8awg,9awg, 10awg, 11awg, 12awg, 13awg,14awg speaker cables. 【Scope of application】The banana plugs have universal compatibility.Suitable for AC receivers,speakers, audio mixers,speaker cables,amplifiers,sound systems. Package: 4 Pcs and 1x hex wrench These premium banana connectors are the perfect solution for connecting high-quality speaker cables to amplifiers or receivers. Crafted from 99.998% pure brass and plated with either 24K gold or rhodium for superior conductivity and corrosion resistance, these connectors provide an exceptional signal transfer. The double screw design ensures a secure and reliable connection, eliminating the need for soldering. With their sleek and transparent bodies, these connectors offer a clear view of the internal components, allowing for easy inspection. Upgrade your audio setup with these top-tier banana connectors and experience uncompromised sound quality. Available in a pack of 4 for your convenience.