Rear mudguard fitment.

I know they fit via self tapping screws. But, the holes I have on the frame are massive.
I assume, therefore, that they are C clips (is that what they are called?) tothe frame to allow you to fit them. Am I right, or wide of the mark?
I assume, therefore, that they are C clips (is that what they are called?) tothe frame to allow you to fit them. Am I right, or wide of the mark?
