Connecting speaker cable to Equipment using Banana plugs can improve the electrical connection and also stops the cable from becoming loose. It's a far more Convenient way of connecting speakers to sound system.
The Bandridge 4 x 4mm Banana plugs have screw clamp terminations for simple installation of Speaker Cable, Cable is connected via top of the plug and secured via screw,
Sold as seen 2 x red and 2 x Black