L6-20 extension cord

Connect NEMA L6-20 Locking 3 conductors L6-20R 20amp outlet to plug.
Three choices of length.
UL & cUL Listed, Heavy-duty for RV, 100% copper conductor inside.
SJTW 12/3C stranded wire Extension Cord with Outdoor Jacket, support max 300 Volts and 20 amp loading.
Molded with electroplate copper terminal in order to avoid surface oxidation effectively.
Generator 3-prongs Twist Lock L6-20 Locking Connector, 240 Voltages. NEMA L6-20P to L6-20R, Max Rate 5000 Watt (20A，250V)
Universal to all other Brands 3-ping L6 type 20A locking connector, Chose 25 foot, 36 foot, 50 foot for your need.