Product details:

For use when you need to connect your L6-30 extension cord to 6-50 power inlet to get power, this adapter cord can solve your inquire. Color Yellow Wire with Black Plug or All in Black (by Random) You can get the cord or adapter in your need. You can explain what plug with what receptacle and what length you want. Don't worry about the amount in your need, even you only need special one that you can not find it in retial.