Champion Power Equipment 30-Amp RV Generator 30-ft / 1 3-Prong Outdoor Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
Rent the 30 Amp Extension Cord, 50' L14-30 Plug | CORT Party Rental
AC WORKS 20A NEMA 5-20 10-ft 10 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty General Extension Cord in the Extension Cords department at Lowes.com
Amazon.com: Camco PowerGrip 30-Amp Camper/male RV Extension Cord | Features a Durable Heat-Resistant PVC Construction with 10-Gauge Wires and a Flexible Design | Rated for 125 Volts/3750 Watts | 25-Feet (55191) : Automotive
Halex 25 ft. 10/3 30 Amp 125-Volt Marine Shore Power Extension Cord 31225 - The Home Depot
Leisure Cords 10 Ft 30 amp RV Power Extension Cord with LED Power indictor - 30 Amp Male to 30 Amp Female Standard Plug (30 Amp - 10 Foot) - Walmart.com
AC WORKS NEMA L15-20 Cord 25-ft 12 / 4-Prong Indoor/Outdoor Soow Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com