ITEM NAME:2pcs Zinc Alloy F Female to F Male Connector 9.5TV Antenna Coaxial Adapter #gib Store Home Promotion Hot Item Add to Fav.2pcs Zinc Alloy RF Coax F Female to F Male Connector TV Antenna Coaxial Connector 9.5TV Coaxial Plug Adapter. This product is made of zinc alloy die-casting, one inner thread is electroplated, the other is fast inserted, used for the transfer between F female base and F male.