Cooper Wiring Devices - 50', 6/4 Gauge/Conductors, Black Industrial Extension Cord - 78008596 - MSC Industrial Supply
AC WORKS 75ft NEMA L14-30 Cord 75-ft 10 / 4-Prong Indoor/Outdoor Soow Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
12/3 Gauge, 50 ft SJTW Extension Cords. Contractor Grade, UL/ETL Liste
4 Gauge CCA Electrical Power Ground Wire, 50 Feet – GearIT
10/4 SJTW Locking Extension Cord with Lighted End (L14-30p)
TOOLIOM 4 Prong 30A 10 feet Generator Extension Cord NEMA L14-30P to L14-30R 10 Gauge - Walmart.com
25Feet Generator Extension Cord NEMA L14-30P to Four 5-20R 4 Prong 10 Gauge | eBay
50-Amp Extension Cord for RV, EV (10 ft) 4-Prong 250-Volt, NEMA 14-50P to 14-50R 6/3, 8/1 STW AWG Gauge Outdoor Auto Power Cord - Bed Bath & Beyond - 39768203