Genuine Fender USA Vintage Series Jazzmaster Master Control Shield. This is the stamped brass 'pan' that goes between the lower and upper control cavity on the right side of the body. As found on USA Vintage Series Jazzmaster reissue. Brand New. Genuine Fender 0054441004. UPC 717669071622. These look pretty funky right out of the package. Please note in the photograph with two shields the one on the bottom has been polished by Steve. The ones we have left are quite oxidized.