Features:It is a 360 degree rotating driving recorder support frame.Practical, reliable and easy to use.It can hide the car driving recorder camera well behind the rearview mirror.It fits well on the rearview mirror, not like the suction cup that sometimes falls off.It is easy to remove and adjust.Specification:Blind nut material: metal, plastic (optional)Color: BlackMaterial: plastic + metalSuitable for: for YI Cam driving recorderPackage List:1 * Driving recorder bracket2 * Spare long screws1 * Rubber washerNote:The DVR meter camera in the figure is not included.Not every car can be fitted with this bracket, it must be used for the following two conditions:Rear view mirror rod length or equal to 20mm / 0.8inch;The thickness of the mirror rod is between 17-30mm / 0.7-1.2inch..