Specifications:

MX 4mm Banana plug.
MX 4 mm banana plug has screw type design.
MX 4 mm banana plug has cylindrical metal pin of diameter 4mm.
MX 4 mm banana plug is available in different color for better identification.
MX banana plug has one or more lengthwise springs that bulge outwards slightly. It presses against the sides of the socket, improving the electrical contact and preventing the pin from falling out.
The curved profile of these springs is probably the origin of the name “banana plug”.
MX 4 mm banana plug is High quality connector.
MX 4 mm banana plug is used in testing systems, sound systems etc.
MX 4 mm banana plug has larger contact surface ensures that the signal will be transferred accurately between your home theater receiver or amplifier and your speakers.