Best Locking Connector for Generator NEMA L14-30C Extension Cord End Female 30A 125/250V

Locking Connector for Generator NEMA L14-30C Extension Cord End Female 30A 125/250V 3 Pole 4 Wire Grounding Electrical Replacement Industrial Grade ETL Listed

30 Amp, 125/250 Volts, 60Hz, 3 Pole 4 Wire.
ETL Listed, NEMA L14-30C, Industrial grade locking connector.
Locking design makes the connector tightly locked on the electrical equipment.
Equipped with adjustable rear cord clamp for varying wires sizes (AWG 14/12/10).