Without this backrest support bracket the rear seat back in your convertible will be sitting in the trunk. This attaches the backrest support to the rear inner wheel tubs. Danchuk # 10011 will work on the driver side of any 1955-1957 classic Chevy convertible. Measures 9'' x 1-3/4'' x 3-1/2''. Made in the USA.
Danchuk has the largest selection of quality 55, 56, 57 parts for your classic Chevy project.