All rods and components click together with no screwing whatsoever. Then they stay locked together until you detach them, because they cannot come unscrewed. Detaching is done easily, with a push of the thumb even gloved hands can depress these large, springloaded buttons. Youll absolutely love the speed and security of ButtonLok. The RoVac rods come standard with ButtonLok connectors. But you can also get ButtonLok connectors that screw onto the ends of your fiberglass or universal poly rods just drill and pin with one pop rivet and youre good to go. Youll have no worries of rods unscrewing when you use the Viper to ButtonLok Adaptor . Tools can be securely, quickly, and easily connected and disconnected, allowing you to focus on the job at hand. Features. Viper to ButtonLok adaptor. ButtonLok design. Easy to useSpecifications. Connector M10 to male Buttonlok adaptor