25' Black 10/3 30A RV Extension Cord - Pleasure Land RV Surplus Store
Power Grip Heavy-Duty 50-Amp RV Extension Cord - 30 ft – Camco Outdoors
VEVOR RV Power Cord 30 Amp 10 Wire Gauge Extension Cords 30 ft. Heavy-Duty TT-30P Marine Shore Power Cord STW Waterproof RVYCXRV30ADSB30FTV1 - The Home Depot
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
Superior RV EC3025HL Outdoor RV Power Extension Cord - 30 Amp - 25 Ft.