S400 air outlet v-band flange tapered to 16ga tube. Comes with matching USA made matching clamp. These flanges measure 4.21″ total outside diameter. Flanges are CNC machined in house. Now made with lip to pilot into the compressor housing. Has o-ring to seal to compressor cover. Scroll through the pictures to see the different size variations. Caption at bottom of pictures tells which size is pictured. Steel and aluminum are dimensionally the same. Shown with compressor housing which is not included.
