Sheet Metal Reducer; Type Tapered, Spiral, Heavy Gauge; Larger End Size 26 Inch; Smaller End Size 20 Inch; Length 9-1/2 Inch; Material Thickness 24 Gauge; Material ASTM A653 CSB Hot Dip Galvanized Steel; Crimp Supplied No; Includes 1/8 Inch Zinc Coated Rivet