Twist Lock Power Cord NEMA L6-15P 3-Prong 15-Amp 250-Volt Generator Locking Type AC Power Cable, UL listed - Cablesgo
Amazon.com: Power Assemblies Spider Box Twist-Lock Generator Power Extension Cord, 50 Amp, 125/250VAC, SOOW Cable Type, Gauge 6/4, California Standard Compatible Lock Extensions, 50' Long, Color Black : Tools & Home Improvement
Blue Locking Speaker/Amp Power Lead UK Plug to Twist Lock Mains Cable
Twist-O-Lock - Glendinning Products
Extension cord for 120V pump with twist lock plug (L5-15R to L5-15P) - The Electric Brewery