Rizoma clearly makes the the most beautiful billet accessories for the Ducati Monster.  This multi adjustable and functional kit includes:

• License Plate Supports (for different size plates)
• Support lights
• Indicator brackets
• Reflector kit

Get rid of the huge undertail and clean up your rear with this very adjustable kit. Includes hangers for stock or after market turn signals.

(below images show with Euro plate, US plates are the smaller ones)

Some Loctite blue is recommended on the screws. 

(PT500)