Two Socket Cross-2 Aluminum Structural Pipe Fittings Manufacturer - HULK Metal
Adj Tee, 3/4 in For Pipe Size, Structural Pipe Fitting - 30LX18|30LX18 - Grainger
Structural Pipe Fitting, Fitting Type Railing Base Flange, 4NXU4 (CR00 | crliquidators.com
Amazon.com: Structural Pipe Fitting, DIY Outdoor - 1-1/2" Adjustable Base Flange, 89A-8, Aluminum Magnesium, 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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