ETS (10810 BULK 12" Long Heavy Duty Dogbone Adapter ETS Heavy Duty 30 Female/15 Male Dog bone Adapter Heavy duty special 30 Female Amp RV plug to standard 15M Amp outlet Adapter is rated at 15 amp and adapts to all brands of RV plugs Easy finger grips and flexible flat bonded 12 Inch long 10/3 gauge wire