Gerni Classic 110.2 and 115.2 and Nilfisk-ALTO branded Click and Clean G2 Series pressure washer 8 Meter Hose.
M21 x 1.5mm Manifold Fitting 150 bar 15MPa Max 65C
The second photo shows the quick release fitting that fits in the pistol grip spray gun
It should suit the following Gerni models
As well as the corresponding Nilfisk-ALTO models.
Click&Clean C&C is a method Nilfisk-ALTO and KEW and WAP and Gerni use to connect accessories. There are different Generations and they won't always connect together over cross generations in the photo, the G4 is on the left in the third photo.
See the consumer accessory book HERE
Maximise the saving on postage and buy some of the related pressure washer parts below, Or a hose, filters for your Nilfisk or ALTO vacuum cleaner, or a new floor tool and hose.
At the moment standard postage within Australia, is capped at a maximum of $20!