Legines Brass 1/2 NPT Female × 1/2 NPT Female Coupling Coupler Hex Head Pipe Fitting 1200psi (Pack of 2), Pipe Fittings - Canada

: Industrial & Scientific

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Hex Fittings

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Everbilt 1/2 in. x 1/2 in. FIP Brass Coupling 802209 - The Home Depot