12 Inch Black Iron Threaded Waterbox Extension Nipple with Coupling - Heavy Duty Plumbing Fitting for Water Supply Lines, Pipes, and Irrigation Systems

6 Inch Black Iron Threaded Waterbox Extension Nipple with Coupling - Heavy Duty Plumbing Fitting for Water Supply Lines, Irrigation Systems & Pipe Extensions

12 Inch Black Iron Threaded Waterbox Extension Nipple with Coupling - Heavy Duty Pipe Fitting for Plumbing, Irrigation & Water Supply Systems