Premium bnc compression connector for rg59 easily customize the length of your home theater or broadcast video cables with these connectors.Nickel-plated brass provides a long term of reliable service.Barbs within the connector center pin assure a steady signal path, and ensure a positive connection to the cable's center conductor.These connectors are virtually impossible to pull off when compressed correctly.Commercial grade bnc compression connectors frequency range 0 to 3 ghz 360 true radial compression gold-plated contact return loss -25db @ 1 ghz typical quick & easy installation waterproof design color: chrome