This is a Brass angled Snap-On tap connector. It has a 3/4" BSP female thread suitable for most 1/2" garden taps, Hose Reels or Pressure Washers.
The Snap-On fitting rotates through 360 degrees and helps to prevent hose tangling or snagging
A female hose connector is required to make the connection to the hose. We also sell this item complete with a female brass hose connector. Plastic connectors will work with this item but depending on the fitting you may get some water seepage.