AC WORKS 30 Amp 3-Prong 10-30P Dryer Plug to L6-30R 30 Amp 250-Volt Locking Female Adapter AD1030L630 - The Home Depot
AC WORKS L6-30 Industrial Plug Adapter 30 Amp 250-Volt Locking Plug to L14- 30R 30 Amp 4-Prong Locking Female Connector ADL630L1430 - The Home Depot