Item Type: Banana PlugConductor Material: BrassFinish: Chrome PlatedShell: Black Carbon FiberQuantity: 4Accommodates Maximum Wire Diameter: 5mm/0.2inFixing Method: Can Be Screwed, Can Be WeldedScope of Application: Widely Used in Professional EquipmentPackage List 4 x Banana PlugPlease allow some errors due to manual measurement.1PREMIUM MATERIALS: The speaker banana plugs are made of chrome plated brass, corrosion resistant, and carbon fiber shell to ensure clear sound quality. 2GOOD PERFORMANCE: Makes safe, positive contact with binding posts. Wider base minimizes short circuits for maximum signal transmission. 3GREAT DESIGN: Banana plug's standard size press fit technology fits most speakers. Accepts speaker wire up to 5mm diameter. 4EASY INSTALLATION: This speaker banana plug connector is easy to install and the split screw makes the wire connection secure. 5WIDE APPLICATION: Banana plugs are used to connect speaker wires and provide clear sound for home theaters, AV receivers, amplifiers and other sound systems, ideal for use with surround sound systems, banana wall panels .