"These difficult to find reverse polarized TNC, SMA and MMCX connectors allow you the unique ability to build extension cables for your wireless antennas. The crimp attachment process is identical to non polarized connectors and results in a reliable connector to cable attachment. The SMA and TNC reversed polarized connectors are available in both male and female genders, assuring a solution to all your connector challenges. These precision, well made connectors are typically in stock and available for immediate delivery."