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Amazon.com: Structural Pipe Fitting, 1-1/2" Heavy Duty Square Base Flange, 34F-8, Aluminum Magnesium, Please note. ID of fitting is 1.925, to take nominal 1-1/2" steel pipe which all have an OD of
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Amazon.com: Stainless Steel 316 Grade Oblong Base Flange for 2" (50.1 mm) OD Tube Post : Industrial & Scientific
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SteelTek 1-1/4-in Structural Galvanized Floor Flange in the Structural Pipe & Fittings department at Lowes.com
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Amazon.com: Stainless Steel 316 Grade Oblong Base Flange for 1-5/8" (42 mm) OD Tube Post : Industrial & Scientific
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Pipe Fittings Direct. 12 inch Class 150 spaced Weld on Slip on Tube Plate Flange - 1/2 inch thick 304 stainless steel
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Floor Flange for Square Tube in Satin Stainless Steel 316 for Tubing Size 2"x2" (0.12" Wall) - 49-593/2 - Architectural Railings - Flanges
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Amazon.com: Structural Fitting, 1-1/2" Square Base Flange, 33F-8, Aluminum Magnesium, Please note. ID of fitting is 1.925, to take nominal 1-1/2" steel pipe which all have an OD of 1.9". : Industrial
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