When adjusting the often time settled Corvette T-Tops... the chrome splade will need finite adjustment.. using a shim kit specific is the way GM did it.
This is the Shim Kit.. you get about 10 per car pack.
Supplied as a 10 pack
Heavy duty Chrome Splades are part # PW129196
.jpg "57 Chev Rear 1/4 Panel LOWER section (ea)")
