Neutrik NL4MPR 4-Pin Chassis Connector Large Flange

NL4MPR 

4 pole chassis connector, black round G-size flange, countersunk thru holes, 3/16″ flat tabs
The speakON panel mount connectors are the standard chassis connectors for loudspeaker / amplifier interconnections. They feature a unique metal locking system, making contact only once fully locked. The speakON receptacles are robust, versatile and easy to terminate.

Features and Benefits

Current rating 30 A rms

Glass reinforced materials make it extremely robust and dependable

Precise keyway for secure mating

Accurate twist lock latching system

Metal insert in locking area

Airtight design – optimised for speaker applications