F-P Adapter Ring for Flush Mounting of Voice / Tone Loudspeakers by Atlas Sound.
The F-P Flush adapter plate for VTF Series loudspeakers allows recessed mounting to standard 411/16" (119mm) backboxes. Unit is also suited to mount solid exterior or hollow interior wall surfaces where a backbox is not required. Weight is .4 lbs (.18 kg). Unit is of CRS stamped construction; not painted.