4mm Banana Plug - RED-BLACK Pair - Banana Pin
This plug is a four-leafed spring tip that snaps into the jack. The plugs are frequently used to terminate patch cords for electronic test equipment. They are also often used as the plugs on the cables connecting the amplifier to the loudspeakers in hi-fi sound systems.
1x BLACK Banana Plug + 1x RED Banana Plug (as shown in image above)