The LD coax F Plug Crimp-on RG-6 1/2" Barrel for Tri Shie s is the perfect solution to make your own custom-length RG6 coaxial cable with these Crimp-On F Plug Barrel. This one-piece connector allows for easy installation. The Crimp-style F Connectors are suitable for today's high-speed coaxial broadband video, data and telephone applications. Works with tri shielded cables. Often used with subwoofers in home theater environments.