Here is a NEW pair of CONVERTIBLE TOP ASSEMBLY MAIN PIVOT BRACKETS for your 55-57 Chevy. This is a new reproduction parts just on the market. This bracket mounts at the base of your convertible top. It mounts the top frame to the body of the car. The brackets are a 100% reproduction to the originals. All primed and ready for paint. If you have a convertible you will need this brackets.