HOLLAENDER 46-6 Structural Pipe Fitting, Rectangular Flange, Aluminum, 1 in
$9.35
Rectangular Flange, Rectangular Base Flange, For Pipe Size 1 in, Corrosion Resistant Yes, Aluminum, Gray, Unfinished, For Actual Pipe Outer Diameter 1 3/8 in, Overall Length 3 1/2 in, Base, Inside Diameter 1 3/8 in, ASTM B179 535