Fast Lock Technology: Plugs with self-crimping teeth for an easy and reliable connection Base Diameter = 13.2mm - Tip Diameter = 4.6mm, but can be compressed to the standard 4mm for a firm fit in your speaker or receiver 24K gold plating over steel tip for crystal clear signal and superior durability Red and black labels for polarity identification Maximum wire size 8 AWG (10 AWG suggested) Tool-Free Installation: Quick connect design requires no tools or soldering for simple and secure installation in 10-20 seconds Low Profile Design: Compact 1.6 inch plugs allow speakers or receivers to be positioned closer to the wall Get the most out of your home audio system by ensuring the best connection from your speaker cable to your receiver with the Sewell Deadbolt banana plugs. Using self-crimping teeth These plugs provide a simple, secure, and low-profile connection without requiring soldering or screws. These 1.6” inch plugs are extremely low profile making it so you can put your speakers or receiver closer to the wall. The Sewell deadbolt banana plug have a 24K gold plated steel tip for crystal clear audio and superior durability. Installation one of the best things about the deadbolt banana plugs is that installation is quick, secure, and requires no tools. Just follow these steps. Feed the cable through the bottom piece. Push the cable back over the teeth on the bottom piece. Screw the top piece to the bottom one. You're finished. All in all you should only need 10-20 seconds for this entire operation. What are banana plugs? Today, many electronics use the banana plug interface, also known as binding post (referring to This connection in its female form). this female binding post connection that accepts this banana plug is found commonly on virtually all audio/video receivers, speaker wall plates, and more. Banana plugs offer an alternative to inserting a bare speaker wire into the equipment. Often a bare speaker connection is not as reliable as a assured banana plug connection. Wires tend to get pulled out or frizzy after time passes. Banana plugs require only one install, giving you a permanent and robust connector at the end of your speaker wire. How to Install Deadbolt Banana Plugs Unscrew the cap off the Deadbolt Banana Plug. Feed the bare conductor of the speaker wire through the center hole of the banana plug. (strip wire about 1/2") Bend the wires of the speaker wire down around the teeth. Replace the cap to secure the speaker wire. Your Deadbolt Banana Plug is ready for connection.