AC WORKS® L14-30 Generator Power Extension Cord – AC Connectors
How to Make a 240-Volt Cord for a Generator | ehow
SEEUTEK 15 ft. 10/4 50 Amp Generator Extension Cord 4 Prong 125-Volt Indoor/Outdoor Extension Cord L14-50 with Lighted End Black BZ-1401 - The Home Depot