Item Type: Banana Socket Material: ABS, Nickel Plated Brass Basic Parameters: Inner Hole Size: Approx. 4mm / 0.2in Length: Approx.31 mm / 1.2in1Widely Used: Widely used in the separation and distribution of electronic instruments, industrial equipment, electronic equipment, inverters, welding machinery, charging generators, ships, RV, trucks, automobiles and solar cells 2Useful: Widely used in hardware, electronics, electrical appliances, computers, power regulators, game consoles, tape recorders, communication products, etc 3Good Performance: Corrosion resistance, not easy to oxidize, ensuring stable current transmission Removable design, convenient and fast 4Good Transmission: Excellent material and stable performance Good transmission performance and contact performance 5Long Service Life: Long life, convenient assembly, excellent manufacture, excellent quality and wide application 20 x&nbspBanana Socket(Red) 20 x&nbspBanana Socket(Black)