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Originally Posted by Getter-Done

http://67-72chevytrucks.com/vboard/s...d.php?t=774198

In the link above.
In Post #3
is this what you are looking for?
Hope this helps.

Fred doesn't say what year those are for.. There are two different metal cups for the horn assembly. The '67 and '68 cup is 1" tall and the '69-'72 is 3/4" tall. Make sure you get the correct setup for your truck.

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