Fitting is industry standard 37 degree AN and ORB uses an O-ring for a superior seal on the port side. Wrench hex is 1.00" and ORB is radiused for better flow.
Fitting will include a new O-ring and RBS has several of these so take advantage and stock up while supplies last..
Note: This is a used item. This item might have been taken in on a trade. RBS may have inspected this item and deemed re-usable. There is no warranty expressed or implied with this item.