Check the listing for details. 4 Pcs Banana Plugs, 8.5mm (5/16") Banana Plug Jack Socket, 4.3mm Silver. Condition: New. Listed at 16.15 USD. What is it?This banana plug is designed for audio connections, audio cable production. The jack connector making this plug very suitable for creating cables of varying lengths, allowing it for versatile connectivity options, such as spring terminal connectors, speaker wires, home theater, and other audio equipment.What will I get?Gold Plated Banana PlugsSize: 11 x 45mm / 0.43 x 1.77 inch (OD x L);Connector Dia: 4.3mm / 0.17 inch;Jack Dia: 8.5mm / 0.33 inch;Material: Alloy; Copper;In the package of: 4 Pcs x Speaker Banana PlugAre there any advantages of this product?Elected Material: The copper connector ensures excellent electrical conductivity, while the gold plating enhances signal transmission and provides resistance to corrosion.