The fixing screw can be removed leaving the body in the wall which allows removal of the fixture for decoration etc.
The Expandet Metal Cavity Anchor is a very versatile fixing for use in plasterboard and wood panels.
Used in 1 to 3 layered board plus tile.
With Anti Rotation teeth, the anchor can be used with a normal screw driver bit also.
A Fire resistant fixing suitable for all cavities and usable with metric screws.