Tubular Nut, Stud Retain.

1966 Buick GS 2 Door Convertible – Model 4667, 1966 Buick GS 2 Door Coupe – Model 4607, 1966 Buick GS 2 Door Hardtop – Model 4617, 1966 Buick Skylark 2 Door Convertible – Model 4367, 1966 Buick Skylark 2 Door Convertible – Model 4467, 1966 Buick Skylark 2 Door Coupe – Model 4307, 1966 Buick Skylark 2 Door Coupe – Model 4407, 1966 Buick Skylark 2 Door Hardtop – Model 4317, 1966 Buick Skylark 2 Door Hardtop – Model 4339, 1966 Buick Skylark 2 Door Hardtop – Model 4417, 1966 Buick Skylark 2 Door Hardtop – Model 4439, 1966 Buick Skylark 4 Door Sportwagon – Model 4255, 1966 Buick Skylark 4 Door Sportwagon – Model 4265, 1966 Buick Skylark Custom 4 Door Sportwagon – Model 4455, 1966 Buick Skylark Custom 4 Door Sportwagon – Model 4465, 1966 Buick Special 2 Door Convertible – Model 3367, 1966 Buick Special 2 Door Convertible – Model 3467, 1966 Buick Special 2 Door Coupe – Model 3307, 1966 Buick Special 2 Door Coupe – Model 3407, 1966 Buick Special 4 Door Sedan – Model 3369, 1966 Buick Special 4 Door Sedan – Model 3469, 1966 Buick Special 4 Door Station Wagon – Model 3335, 1966 Buick Special 4 Door Station Wagon – Model 3435, 1966 Buick Special Deluxe 2 Door Coupe – Model 3507, 1966 Buick Special Deluxe 2 Door Coupe – Model 3607, 1966 Buick Special Deluxe 2 Door Hardtop – Model 3517, 1966 Buick Special Deluxe 2 Door Hardtop – Model 3617, 1966 Buick Special Deluxe 4 Door Sedan – Model 3569, 1966 Buick Special Deluxe 4 Door Sedan – Model 3669, 1966 Buick Special Deluxe 4 Door Wagon – Model 3535, 1966 Buick Special Deluxe 4 Door Wagon – Model 3635, 1967 Buick GS 2 Door Convertible – Model 4667, 1967 Buick GS 2 Door Coupe – Model 4607, 1967 Buick GS 2 Door Hardtop – Model 4617, 1967 Buick Skylark 2 Door Convertible – Model 4367, 1967 Buick Skylark 2 Door Convertible – Model 4467, 1967 Buick Skylark 2 Door Coupe – Model 4307, 1967 Buick Skylark 2 Door Coupe – Model 4407, 1967 Buick Skylark 2 Door Hardtop – Model 4317, 1967 Buick Skylark 2 Door Hardtop – Model 4339, 1967 Buick Skylark 2 Door Hardtop – Model 4417, 1967 Buick Skylark 2 Door Hardtop – Model 4439, 1967 Buick Skylark 4 Door Sedan – Model 4469, 1967 Buick Skylark Sportwagon – Model 4455, 1967 Buick Skylark Sportwagon – Model 4465, 1967 Buick Skylark Sportwagon – Model 4855, 1967 Buick Skylark Sportwagon – Model 4865, 1967 Buick Special 2 Door Coupe – Model 3307, 1967 Buick Special 2 Door Coupe – Model 3407, 1967 Buick Special 2 Door Hardtop – Model 3417, 1967 Buick Special 4 Door Sedan – Model 3369, 1967 Buick Special 4 Door Sedan – Model 3469, 1967 Buick Special 4 Door Station Wagon – Model 3435, 1967 Buick Special Deluxe 2 Door Hardtop – Model 3517, 1967 Buick Special Deluxe 2 Door Hardtop – Model 3617, 1967 Buick Special Deluxe 4 Door Sedan – Model 3569, 1967 Buick Special Deluxe 4 Door Sedan – Model 3669, 1967 Buick Special Deluxe 4 Door Wagon – Model 3535, 1967 Buick Special Deluxe 4 Door Wagon – Model 3635