Foam Cannon Connector for general Karcher HD (HDS) Pro with general M22x1.5mm female thread
Foam Cannon Connector for the general Model Karcher HD (HDS) Pro with general M22x1.4mm female thread
Female Thread: M22x1.5mm
Rubber O ring diameter inside: 14mm.
If your spray wand to attach on trigger gun is a M22x1.5mm thread and rubber o ring diameter is 14mm, then it fits, it fits many brands of pressure washers, not only Karcher.