I would think they would make very good rear surround speakers, but I don't have any real sense of how big they are. And they would probably make tolerable front speakers in a multi-way surround system.
I'm assuming the speakers are only slightly larger than these Omni 5's -
HI thanks for the replies i have 2 of them and at the moment i am running MA B2's as fronts ()bi-amped ) a bronze centre and a pair of bfx's as surrounds and a sony strda1200es