4mm Banana connector Plug Socket Big (1 Pair)

4mm Banana Socket Terminal Binding Post Banana Plug Jack Connector Red And Black-1 Pair 4mm Banana Socket Binding Post Nut Banana Plug Jack Connector is a 4mm banana plug spade connector. The connector is made of a nickel-plated aluminum alloy core with a hard plastic shell for insulation. This makes it durable and has stable performance. This connector has screws locking and a shaft to prevent post rotation, making it convenient and easier to fix. This connector is suitable for spade terminals, banana plugs, or bare wires; which is easier to install and use. Also, the connector has color-codes for maintaining the polarity.