W5SWL Brand Premium Series Coax Adapter UHF Tee Male to Double Female - by W5SWL Brand (NOT FOR TV) UHF TEE Male to Double Female Adapter Delrin Insulator, Nickle Body, Nickle Plated RF Pin Also called a PL-259 to SO-239 Tee. Does not fit Cable TV, TV, FM or consumer radio/tv applications as it is too large Allows you connect two PL-259 connectors to a single SO-239 connector by W5SWL Brand is Trademarked - Sold only by Dave's Hobby Shop and NO others. Premium Communications Connectors - not for Cable TV