Red Carpoint semi-insulated Piggyback Connector 561. This connector has an extra lug. The piggyback is suitable for a wire diameter of 0.5-1.5 mm². The size of the piggyback connector is 6.3x0.8mm Piggyback connectors are inserted into spade connectors. These connector types can be found on certain components and can be connected to cable lugs with the corresponding mating piece. To clamp these piggyback connectors, use the Carpoint terminal crimping tool (article number 0678506 or 0641005). The piggyback connectors are supplied per 10 pieces in a blister pack.