If no one responds with a used one or NOS....Rms auto parts has them for sale. Notes:
This part will take the place of the original a/c compressor, if you wish to eliminate the a/c from your car. This bracket will only work with bracketry from 1993-1997 Camaro/Firebird, Caprice/Roadmaster. Original belt remains the same.
General Motors part # 10115875 - 1LE A/C Delete Pulley Price: $75.75