parkworld 1.5 ft. 10/3 3-Wire Generator 30 Amp 125/250-Volt 4-Prong Locking Plug L14-30P to 3-Prong Locking 6-30R Adapter Cord 885088 - The Home Depot
3 ft. 30A 125/250V Generator Y-Adapter Cord - Champion Power Equipment
1.5 FT. 50 AMP. GENERATOR ADAPTOR CORD KING Canada - Power Tools, Woodworking and Metalworking Machines by King Canada
Amazon.com: Camco Power Grip Camper/RV Generator Adapter | Features a Heavy-Duty 30 Amp Locking Male and Female Connection | Rated for 125 Volts / 3750 Watts (55333) : Camco: Automotive
AC WORKS 5 ft. L14-30P Generator 4-Prong 30 Amp Plug to (4) NEMA 5-15/20R 20 Amp Household Female Connectors Adapter Cord L1430F520-05 - The Home Depot