Features Accurate Performance: Manufactured using advanced CNC process technology, this plug is of accuracy. Brass Material: Made of excellent brass, these plugs have perfect transmission performance, contact, and electrical conductivity, resistance to plugging and unplugging. Fine Workmanship: These plugs are well made with standard size, flat appearance and easy installation. 30Pcs: There are 30 pieces in the package to meet your needs, suitable for long term use and make replacements. Wide Application: Banana connectors plug can connect ESC or battery with electronic equipment such as RC helicopter ,car ,truck and so on. Specification: Item Type: Banana Connectors Plug Material: Brass Size: Approx. 4mm/0.15in Package List: 30 x Banana Connectors Plug Package List 30 x Banana Connectors Plug