This is the BNC Female to BNC Female bulkhead adapter. It features a BNC Female connector on both sides. The adapter is made with a nickel-plated, metal construction for maximum signal strength and durability. The adapter is easy to install and will allow you to extend your cable run while maintaining a clean, professional appearance. The BNC Female to BNC Female bulkhead adapter is a quick and easy solution for your cabling projects. For more information on our products, please contact our customer service department at 888-519-9505. For all your cable and connector needs, choose Show Me Cables.