Quadrios Cord End Terminals Ring terminal 616194 - Quadrios 22C448, The Quadrios 22C448 Ring Terminal is a partially insulated, solder-free connector with a cross-section capacity of up to 2.5 mm² and a hole diameter of 6.5 mm, perfect for secure electrical connections. Its blue insulation indicates suitability for standard automotive applications, making it a reliable choice for car crimp terminals. This set is particularly useful for m6 ring terminal and other similar applications requiring robust, reliable crimping. Quadrios 22C448 Ring Terminal Set 2.5mm² 6.5mm Ø Partially Insulated Blue