Pro Trucker Dual Cable T Connector - SO-239 to SO-239 Allows Use of Dual Antennas into a Single Transceiver Dual Cable "T" Connector - SO-239 to SO-239, Allows use of dual antennas into single transceiver Heavy duty connector that is built to last and provide a great signal For use with coaxial cable for various use Heavy duty materials for added strength and improved signal Overloaded Mobile Is An Authorized Re-Seller Of The Pro Trucker Brand