Daytona Mirror Snapped Off

My mirror go bent back today and snapped off (2014 Daytona 675 ), is the centre thread a replacement part or is a new full unit required..? If so where is the best lace to get either..?

thanks

 

Could be worth an ask at least...if they won't, whats the best place to get one..?

 

Its a left i'm after...thanks though