L6-30P 3-PIN PLUG 250 V to L14-30R 4-PIN RECEPTACLE GENERATOR TWIST LOCK ADAPTER | eBay
ASToptics Easy-Grip Twist-Lock Adapter (2" to 1.25")
L14-20P Power Cord Plug Adapters | Twist Lock L14-20 Plug to 15A, 20A, 30A Locking Connectors
ELEGRP NEMA L5-30R Locking Plug Connector, Generator Twist Lock Adapter Male Female Connector, 30 Amp 125V 2 Pole 3 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Set, Black/White) - - Amazon.com
Power Cord and Twist Lock Upgrade Kit w Female End Adapter - Magic Wand Company
TLF-MPT8-0800 - 800 Series 3/4 Inch Twist Lock to 3/4 inch MPT Thread Adaptor
NEMA L6-30P Twist Lock Electrical Plug 30 Amp 250 Volt 2 Pole 3 Wire 2P 3W Industrial Grade Locking Male Plug Connector Adapter Grounding for Generator, Transfer Switches RV Trailer, UL Listed - Walmart.com
Southwire 090238802 Twist To Lock W Adapter 20 Amp (029892090234-1)
PC Sync (Locking) to 4-pin Twist Lock Male Adapter Cable
12/3 Cable - 20A 125V Male Twistlock to 15A Female Edison Adapter - 1' - Stage Lighting Store
Omegon 2'' Twist-lock adapter
Miller Twist Lock Adapter Cord 301489
Twist Lock Plug 20A 240V | Hog Slat
Quick Products QP-15M30T012 Twist Lock Adapter Cord - 15A Male to 30A Twist Lock, 12" - Walmart.com