10/3 50 Foot Outdoor Marine Shore Power Extension Cord at Menards®
Quality Marinco Power Cable 20mt 16amp with on-line price from Duck & Sail store
Amazon.com: Marvine RV/Boat Shore Power Adapter 1.5FT 15 Amp to 30 Amp NEMA 5-15P to L5-30R Twist Lock Female with LED Indicator STW10/3 Heavy Duty : Patio, Lawn & Garden
Try these Shore Power Tips at the dock - Southern Boating
Halex 25 ft. 10/3 30 Amp 125-Volt Marine Shore Power Extension Cord 31225 - The Home Depot
125/250V 50A, 25' 50' 75' or 100', Cablemaster Replacement Shore Power – Amp Up Marine & RV Cords
Amazon.com: Parkworld 691975 RV Pigtail Shore power 30A Male L5-30P to 5-15R Female Dogbone Adapter Power Cord, Twist Lock L5-30 Plug to 5-15 Receptacle (1FT) : Tools & Home Improvement
HUBBELL 30AMP 125V 50' Shore Power Cord – Crook and Crook Fishing, Electronics, and Marine Supplies
Ship-to-Shore Power Cord Cover 25ft Black - WireCare.com