This is a Female New South Wales Fire Brigade adapter to a 65 Storz Fitting
Genuine German Storz DIN 14 300 Specification
Cold Drop Forged as specified by all Fire Brigades.
Superior strength compared to cast
Made in Germany
5 1/5 Treads Per Inch to 65mm Storz Fitting
65mm Storz fitting has a lug distance of 81mm
Weight (kg): 0.4