BNC Male - F Female Weatherized AdapterPart number: Fluke-2327998
6 inches long. Has a rubberized male BNC connector on one end and a rubber-coated female F connector on the other end. If you peel off the rubber coating on the F-connector side, you will discover a male F-connector crimped to the cable, and a female-female F coupler.
All pictures (click to enlarge):
Product condition: New