Features： 1、Exquisite Production: Adapter with high quality production, not easy to damage, can be used for a long time, you can use it with confidence. 2、Good Flexibility: Adapter with conduction and reliability, with strong current carrying capacity, which can meet needs of high current charging and discharging. 3、High Quality Material: Made of high quality copper, ABS, stable performance, good transmission performance, good contact performance, plug in resistance and durability. 4、Convenient To Assemble: Banana plug adapter can be used after connecting to the relevant instrument, which can save your time and energy. 5、Widely Applications: Connector binding post have widely applications, and they can be used for amplifier, audio, sound console, microphone and other connectors. Specification： Item Type: Banana Jack Socket Adapter Model: 24.330 Material: Copper, ABS Purpose: For electronic equipment Basic Parameters: Hole Diameter: Approx. 4mm / 0.2in Thread: M5 Package List： 10 x Banana Jack Socket Adapters Red 10 x Banana Jack Socket Adapters Black