Our Quad Lock MAG Universal Adaptor features our secure locking mechanism compatible with all Original twist and lock mounts and can be directly adhered to phones, cases and most flat metal or plastic surfaces. SLIM PROFILE : At just 5.3mm thick, the Quad Lock MAG Universal Adaptor fits seamlessly onto the back of smartphones and cases. QUAD LOCK MAG : The Quad Lock MAG Universal Adaptor is compatible with Quad Lock MAG standard heads and Quad Lock Original twist and lock mounts. Quad Lock MAG makes mounting your phone even faster, simply position your phone and the magnets do the rest. Please note : Use of Universal Adaptor may interfere with Wireless Charging.