Surface mounted back boxes

[Mach425]

Anyone know where boxes an obtain black surface mounted 2 gang back boxes from??? Only colour found is white??? Help needed.

 

[ninjadeathstalk]

Found these 1 gang and 2 gang black back boxes, but I am unsure if it's what you want:

Access Audio PLASTIC BLACK BOXES

There are no pictures showing them but they are as said 1 gang and 2 gang back boxes. I would contact them and ask for a better description though.

Hope this is useful.