Headlamp sealed beam adjuster adjustment screw.
Measures: 1-3/4" (1.75") Long Fits 3/8” x 1/2” Hole
Fits the following Buick vehicles:
Apollo 1973-75
Centurion 1971-73
Century 1973-74
Electra 1970-74
Estate Wagon 1970-74
GS 1970-72
GS 350 1969
GS 400 1969
GS 455 1970-72
LeSabre 1970-74
Riviera 1970-74
Skylark 1969-79
Special 1969
Sportwagon 1969-72
Wildcat 1969-70