25 ft. 30A 125V Generator Extension Cord - Champion Power Equipment
DUROMAX 25 ft. 10 Gauge Portable Generator Triple Tap Extension Power Cord XPC10025C - The Home Depot
Champion Power Equipment Champion 25-Foot 30-Amp 125/250-Volt Duplex-Style Flat Generator Extension Cord (L14-30P to Four 5-20R) - Yellow in the Generator Accessories department at Lowes.com
Amazon.com: RVGUARD 4 Prong 30 Amp 75 Foot Generator Extension Cord, NEMA L14-30P/L14-30R, 125/250V Up to 7500W 10 Gauge SJTW Generator Cord with Cord Organizer, ETL Listed : Automotive