Amazon.com: Dumble 30 AMP RV Power Cord with Twist Connector, Grip Handle, & Indicator Light – 25ft 30A Camper Power Extension : Automotive
Conntek 30 Amp RV Power Cords, NEMA TT-30P to L5-30R
Shore Cord 30 AMP – inTech Marketplace
VEVOR RV Power Cord 30 amp Extension Cords 30 ft Heavy Duty TT-30P Marine Shore Power Cord STW 10AWG/3C, Waterproof for Mobile Homes and Recreational Areas - Walmart.com
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
VEVOR Generator Power Cord 25 ft. 30 Amp RV Extension Cord 10*3AWG 125V NEMA TT-30R/NEMA TT-30P ETL Listed with Adapter Black YZXCSRVNEMATTEY8ZV1 - The Home Depot