New Old Stock optional Oldsmobile driver side door outside  thermometer.    This thermometer is the very hard to find one with the black barrel and the white numbers.  This optional thermometer was installed on various GM Olds makes and models, including the F-85, Cutlass, 442, Hurst/Olds, 88, 98 and Toronado models.   Comes with the correct mounting pad, mounting bracket and mounting hardware.  Do your homework to make sure this is the correct part for your application.   The pictures make it look like there are some black spots in the chrome, they are just reflections.   GM part number 983381.