Quick coupling dust cap brass

Dust cap for closing off a quick coupling Quick couplings, also known as GEKA / GK couplings, are handy accessories to connect components to each other: for example, a hose to a hose, a hose to a pump, or to connect a different accessory. Quick couplings are universal and all have the same distance between the claws. This means, for example, that a quick coupling with a 1" screw size can be connected to one with a 1 ¼" screw size.