Yes. I generally use the grey for white and other lighter color parts and use black on darker colors such as red, green, etc.


FYI New MGs have been announced:

March:
- MG Unicorn Coating Ver. - 8,000 Yen

April:
- MG Sword Impulse Gundam - 4,500 Yen

Source:

http://ngeekhiong.blogspot.com/2009/...l-release.html