Amazon has the Camco Heavy Duty Outdoor Extension Cord for RV and Auto with Easy PowerGrip Handles- 30 Amp, 3750 Watt, 10-Gauge (55191) for $15.48 plus tax
Free shipping with Prime or SSS.
Lowest price ever according to the Camels.
https://www.amazon.com/gp/product…c5c3f