AC WORKS 100 ft. Soow 10/3 3-Prong Nema L5-30 125-Volt 30 Amp Generator Rubber Extension Cord L530PR-100E - The Home Depot
Amazon.com: CircleCord UL Listed 30 Amp 50 Feet RV Extension Cord, Heavy Duty 10 Gauge 3 Wire STW Pure Copper Wire with Grip Handle, TT-30P Male to TT-30R Female with Cord Organizer
AC WORKS 10 ft. SOOW 10/4 NEMA L15-30 30 Amp 3-Phase 250-Volt Industrial Rubber Extension Cord L1530PR-010E - The Home Depot
AC WORKS 100ft NEMA L14-30 Cord 100-ft 10 / 4-Prong Indoor/Outdoor Soow Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
30AMP 25FT RV Extension Cord – Nilight
25FT 30 AMP RV Power Cord with Handles 10 Gauge Heavy Duty Weatherproof Electrical Camper Trailer Marine Boat Shore Cable with Twist Lock Connector Wire - Amazon.com
VEVOR 20 Ft 30 Amp Generator Extension Cord 4 Wire 10 Gauge 125V 250V UL & CUL Listed Generator Power Cord Twist Lock Connectors - Walmart.com