SoundOff Signal PNT3BKUMB* - Under Mirror Mount Bracket Kit for use with Intersector Surface Mount & mPower 3" and 4" Stud & Quick Mount $18.56 See Options
SoundOff Signal PMP1BKUMB* - Under Mirror Mount Bracket Kit for use with mPower 3 Inch or 4 Inch, Stud or Quick Mount, Vehicle Specific $14.50 See Options
SoundOff Signal Beacon Bracket Kit, includes bracket with mounting hardware for Semi-Truck Mirrors, Choose 1, 1.25, 1.50 Inch Tube Diameters $31.90 See Options