Premium Construction and Performance - The Cardas CAB Locking Banana Plug Binding Post Female Socket Jack Speaker Cables Connector Plug is a testament to superior craftsmanship and performance. Each plug is meticulously constructed from eutectic brass, which is renowned for its excellent conductivity and durability.The plugs are then plated with a layer of rhodium over silver, ensuring a corrosion-resistant and long-lasting connection. The plugs are designed to fit a variety of speaker cables, with hole sizes of 6mm and 4mm to accommodate different cable diameters.Versatile and User-Friendly Design - These banana plugs are not just about performance; they are also designed with user-friendliness in mind. The locking mechanism ensures a secure connection, preventing accidental disconnection. The plugs are compatible with a wide range of audio equipment, making them a versatile addition to any audio setup.Whether you're connecting your home theater system or upgrading your studio monitors, these banana plugs are the perfect choice for a reliable and secure connection.Ease of Use and Compatibility - The Cardas CAB Locking Banana Plug Binding Post Female Socket Jack Speaker Cables Connector Plug is not just about performance; it's also about ease of use. The plugs are designed to be soldered, ensuring a strong and permanent connection. These plugs are compatible with a variety of audio equipment, making them a versatile addition to any audio setup.Single Banana Plug, non-magnetic(Weak magnetism), eutectic Brass, Rhodium over Silver plate. Brass nut, Gold plate. Spring tensioner.The CAB can be used to terminate a speaker cable, or as a spade-to-banana adapter.Connector:SolderGender: MaleHole Size 1: 6mmHole Size 2: 4mmColour:As ShownMaterial:brass chrome platedPackage Contents:4 * Fever speaker plugOnly the above package content, other products are not included.