Features 1、100% brand new and high quality 2、Maximum signal transfer & durability 3、The conductor is made of brass nickel-plated socket, good conductivity, resistance to insertion, anti-oxidation and durability 4、The insulator adopts high temperature, high insulation material body and resistance to high pressure 5、With nut, fixed fastening, not easy to loosen Specification Features: 100% brand new and high quality. Maximum signal transfer & durability. The conductor is made of brass nickel-plated socket, good conductivity, resistance to insertion, anti-oxidation and durability. The insulator adopts high temperature, high insulation material body and resistance to high pressure. With nut, fixed fastening, not easy to loosen. Specifications: Material: brass+ plastic Jack diameter: 4mm / 0.16 inch Length: 29mm / 1.14 inch Width: 10mm / 0.39 inch Color: red, green, yellow, blue, black Weight: 41g Package Included: 10 x Panel Mount Banana Socket Package List