NUSET RV dogbone adapter 15 amp male to 50 amp female locking connector For use when RV is equipped with 50 AMP twist lock power inlet and needs to plug into 15 AMP power source 5-15P male plug SS2-50R female 10AWG, 125V For use when RV is equipped with 50 AMP twist lock power inlet and needs to plug into 15 AMP power source 5-15P male plug SS2-50R female 10AWG, 125V