Abstract: A coupling that includes, a connector body, an interface coupling, a first collar coupled to the interface coupling that has a main body with an inner retaining member including a first set of teeth and a first engagement member, a second collar surrounding the first collar that has at least one second engagement member and is movable axially between a disengaged position when the first and second engagement members arc disengaged and an engaged position when the first and second engagement members are engaged, and a ratchet ring that is received inside of the first collar, that has a second set of teeth, and that is axially moveable with respect to the connector body between a locked position when the first and second sets of teeth are engaged and an unlocked position when the first and second sets of teeth are spaced from one another.