AccessoryBasics Rearview Mirror Stem Mount Holder for Uniden Radar Detector below R1, R2, R3, R4, LRD300, LRD350, LRD400, LRD450, LRD500, LRD550, LRD600, LRD650, LRD700, LRD750, LRD800, LRD850, LRD900, LRD937, LRD950, LRD6199 LRD6499 SW DF1, DFR2, DFR3, DFR4, DFR5, DFR6, DFR7, DFR8, DFR9 PLEASE NOTE THAT THIS IS NOT COMPATIBLE WITH R7 DETECTORS