Vintage All Steel Round Chrome Taillight with plate bracket, bolts and washers. 1 5/8" Round plastic lens (with a clear bottom to light up your plates), 12 volt double filament bulb. Works as a running and brake light. Base mounting plate measures 2" top to bottom and 2 1/2" wide. Mounting base 6mm holes are 1 1/4" wide x 7/8" top to bottom, tag mounting plate measures 6 1/2" wide, tag mounting holes 4 1/2" centered.