Strand Lighting Cable with L21-20P Plug -12' 71438 B&H Photo
Rain Bird Twist Lock Adapter 3/4 in. — Sprinkler Supply Store
Hilti 15 Amp Twist Lock Adapter – PIP Hardware
PC Sync (Locking) to 4-pin Twist Lock Male Adapter Cable
ELEGRP NEMA L14-30P Locking Plug, Generator Twist Lock Adapter Male Plug, 30 Amp 125/250V 3 Pole 4 Wire Grounding, Industrial Grade Heavy Duty, UL Listed (1 Pack, Black/White) - ShoppeTop.com
L6-30P 3-PIN PLUG 250 V to L14-30R 4-PIN RECEPTACLE GENERATOR TWIST LOCK ADAPTER | eBay
Hubbell Twist-Lock® Plugs
Quick Products QP-15M30T012 Twist Lock Adapter Cord - 15A Male to 30A Twist Lock, 12" - Walmart.com
Hubbell CS8164-C 50A 3Ph 480V AC Twist-Lock Black Nylon Connector Body | North Coast
Power Cord and Twist Lock Upgrade Kit w Female End Adapter - Magic Wand Company
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
HUBBELL WIRING DEVICE-KELLEMS Marine Adapter: NEMA 5-15P, 2P 3W Twist-Lock/30A 125V, 120V AC - 3D968|HBL61CM54 - Grainger