JR-SPEkTRUM-HiTEC Dual-Link Y Adapter. For RC on-board applications. This is a Futaba-style J-Series Dual Heavy Duty Extension; This extension comes from the receiver and allows two servos to be connected for dual aileron servo applications; On one end of the wire is a male connector, the other end has two female connectors; The female connectors are molded together unlike a Y-harness that splits apart