This is a Y connector. It has a male plug on one end with female pins, then Ys out to two female plugs with male pins. Perfect for having your RC receiver power/control two servos or motor speed controllers from one channel.
This is a 18” 3-pin extension cable for extending your servo wires, etc. It has a female plug with male pins on one side, and male plug with female pins on the other end. Made with quality stranded 3-color wire.