Find all of the Black Iron Fittings for your plumbing changes and repairs on our website. We carry caps, couplings, cross fittings, 45º elbows, 45º street elbows, 90º elbows, 90º street elbows, reducing elbows, floor flanges, hex bushings, hex raised head plugs, pipe nipples, nipple assortments, tees, reducing tees, and unions.