These machined steel and nickel coated exhaust flanges are a low profile replacement for cracked, damaged or tired and worn stock flanges on 1984-1999 Evolution Big Twin, 1999-2017 Twin Cam, 2017 to present Milwaukee Eight and Sportster 1984 to present. Flanges feature etched "TBR" logo and are easily installed. Sold in sets of two but do not include replacement gaskets, see elsewhere in our catalog.