Reel Calculator Traverse Calculation Flange Diameter in Inches: Barrel Diameter in Inches: Product Diameter in Inches: Length of Product in Feet: Distance from Product to Edge of Flange: (Inches) The Results are: Length Calculation of Product on Known Reel Size Flange Diameter in Inches: Barrel Diameter in Inches: traverse in Inches: Product Diameter in Inches: Distance from Product to Flange: (Inches) The Results are: