Features: brand new and high quality Brand new and high quality, pure copper gold plating design. Double screws locking, without crimping or soldering. Create your own high quality charger adapters with these gold plated 2mm banana plug connectors. The screw on the side physically secures the wire in the adapter while also ensuring electrical conductivity without the need to solder. Widely used to ensure a tighter connection of a speaker wire to the binding post in the back of the speaker or in the back of the audio receiver. Specifications: Material: Metal Color: As the Picture Shows Quantity: 4-pack, 8-pack, 10-pack, 20-pack Net Weight: 15g/0.03lbs 25g/0.06lbs 30g/0.07lbs 60g/0.13lbs Package Includes: 1Set L Type Banana Plug note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.