Extension Cords On A Generator? No, Yes, Mbe... - YouTube
25 ft. x 10 Gauge Four Prong Twist-Lock 30A L14-30 Generator Extension Cord
Houseables Generator Extension Cord, Electric Wire, 3 Prong, 30 Amp, 250 Volt, Single, Black, 25 Ft, All Rubber, 10 Gauge, Heavy Duty, L6-30, Commercial, Electrical Power Cable, with Locking Switch - Amazon.com