POWERCORD-8/4-220 31 FOOT 8/4 Wire with Hubbell 231A connector, Henry (Clean Used)
AC WORKS 50ft Super-Duty L5-30 Cord 50-ft 8 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
Amazon.com: Custom Cable Connection 14/4 SOOW 14 AWG 4 Conductor 600 Volt Portable Power Cable - 250 Foot : Tools & Home Improvement