The Granatelli 3.5" mild steel V-band flat flange includes the clamp and fits 89mm tubing, supplying a sturdy connection point for large exhaust runs. Its flat flange profile and supplied V-band clamp make it straightforward to join or service sections during fabrication. The mild steel option provides an economical balance of strength and cost for heavier-duty piping work.
Granatelli 3.5in V-Band Mild Steel Flat Flanges w/Clamp