Amazon.com: Adapter Plug 1ft Extension Cord 15 Amp to 20 Amp Plug Adapter,1 Foot Nema 5‑15P to 5‑20R Power Cable 16AWG Heavy Duty 15A Household Plug to 20A T Blade Adapter US
Amazon.com: Plug Adapter Cable [UL Listed] 14AWG (1-Foot) NEMA 5-15P to 5-15/20R (Comb 20Amp T Blade) 15 Amp Household Plug to 20 Amp AC Power Cable : Tools & Home Improvement
AC WORKS 25ft NEMA 5-15P to NEMA 5-20R Cord 25-ft 10 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty General Extension Cord in the Extension Cords department at Lowes.com
Amazon.com: GINTOOYUN NEMA 5-15P to 5-15R/20R Power Extension Cord, 16AWG 15 Amp Household Plug to 20 Amp T-Blade AC Power Cable, 1FT 30CM : Tools & Home Improvement
AC WORKS 20A NEMA 5-20 10-ft 10 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty General Extension Cord in the Extension Cords department at Lowes.com
Amazon.com: YODOTEK 25FT 12 Gauge NEMA 5-20P/NEMA 5-15/20R Heavy Duty Durable Indoor/Outdoor Extension Cords, 20 Amps 125Volts… : Tools & Home Improvement
AC WORKS 1.5 ft. L14-20P Generator 4-Prong 20 Amp Plug to (4) NEMA 5-15/20R 20 Amp Household Female Connectors Cord L1420F520-018 - The Home Depot
6-FT 12AWG 15 Amp Household Plug to 20 Amp T-Blade Adapter Cable Nema 5-15P to 5-20R,5-15P to 6-15R/20R 15Amp-Male to 20Amp-Female Extension-Cord,15A 125V to 20A 250V AC Power-Extension Cord - Yahoo Shopping
AC WORKS® Household Extension Cord L520520-096 L5-20P to NEMA 5-15/20R – AC Connectors
AC WORKS 10 ft. SJTW 12/3 NEMA 6-20 20 Amp 220-Volt Plug to 15/20 Amp 220-Volt Multi-Outlets Extension Cord S620W620-010 - The Home Depot
Amazon.com: 12AWG Heavy Duty Extender AC Plug Adapter [4-in-1], 15 Amp Household to 20 Amp T Blade Power Extension Cord, 1FT/32CM 12AWG Nema 5-15P to 5-20R/6-15R/ 6-20R, 15A 125V to 20A 250V
Furman ADP-1520B 20 Amp To 15 Amp Plug Adapter | PSSL ProSound and Stage Lighting
AC WORKS 25 ft. 15/20 Amp 12/3 Household Outdoor Extension Cord 15/20AEX-025D - The Home Depot
AC WORKS NEMA L15-20 Cord 100-ft 12 / 4-Prong Indoor/Outdoor Soow Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
Amazon.com: [4-in-1] 12AWG 15 Amp Household AC Plug to 20 Amp T Blade Adapter Cable,5-15P to 5-20R,5-15P to 6-15R,5-15P to 6-20R, 4 in 1 AC Adapter Cable, 6FT : Tools & Home
Household 15Amp Plug to 15/20A Household Over Kill Super Duty 10 Gauge Rubber Extension Cord – AC Connectors
AC WORKS Add On Breaker 1.5 ft. 20 Amp 5-20-Outlet Extender with 20 Amp Breaker S520CB520 - The Home Depot
Household 15Amp Plug to 15/20A Household Over Kill Super Duty 10 Gauge Rubber Extension Cord – AC Connectors
AC WORKS 1 ft. 50 Amp 14-50 Piggy-Back Plug to Household 15/20 Amp Connector Adapter Cord PB1450520 - The Home Depot