Used to connect your Chatterbox Tandem Pro 2 or DUO intercom to your NASCAR style helmet. Available in 36" or 12" lengths. All of our cables are built at our Mooresville location with U.S. manufactured mil-spec hardware. RaceCom cables are very strong and have been pull tested by a certified lab - our meticulous build process has been proven to outlast and outperform all others in the business.