AIDA NEMA L14-30P Locking Plug, 30 Amp, 125/250 Volt, 3-Pole 4-Wire, Industrial-Strength Grounding Twist Generator Plug Replacement Heavy Duty Twist Locking Plug 040196 - Amazon.com
3016P: Wiring Devices: Twist Lock Plug | Construction Electrical Products
parkworld 1.5 ft. 6/3 3-Wire 50 Amp 125/250-Volt Twist Lock SS2-50P Plug to 50 Amp 6-50R-Outlet Welder Adapter(SS2-50P to 6-50R) 885576 - The Home Depot
Can I use a 4-prong twist lock receptacle with a 10/2 wire? - Quora
Altman Twist-Lock (LR5-15P) Connector, Male - 15 Amps 52-4720C
AC WORKS 50-Amp 125/250-Volt NEMA 4-wire Grounding Heavy-duty Locking Plug, Black in the Plugs & Connectors department at Lowes.com
Wire Diagram/Color Code for 30A Twist-Lock RV Power Inlet Receptacle | etrailer.com