Magnetic Phone Car Holder Replacement Plates Mobile Spare Metal Plate Sticky Pad

Mount Metal Plate For Magnetic Car Mount With 3M Adhesive, Replacement Mount Metal Plates For Magnetic Car Phone Mount Holder With Extra Strength Hold, Universal Metal Plate For All Magnetic Car Mounts
Dimensions
Rectangle Plates = 4.5cm X 6.5cm 
Round Plates = 4.0cm X 4.0cm 
 
The metal plate attaches to the back of your phone or in the back of your case, this will then allow you to attach to a magnetic holder