Speakon Chassis Connector with standard "D" fixings and screw terminals. Priced and sold each.
Neutrik NL4MMX 4 Pole Male-Male Speakon Coupler
Neutrik NL4MP 4 Pole Male Speakon Chassis Connector "D" Standard Fixing
Neutrik NA4MP-M 4 Pole Speakon Chassis Connector to 3 Pole Male XLR Chassis
Neutrik NP3XB 3 pole 1/4" Sereo Jack Plug professional phone plug Solder Style
Neutrik NLT4MXX-BAG Speakon STX - 4 pole male cable connector
