1/2" Male NPT Ends Malleable Iron -- Universal Coupler

1/2" Female NPT End Malleable Iron -- Universal Coupling

$6.60

Blank Ends Malleable Iron -- Universal Coupling

$7.25

Universal Couplings Neoprene Washers -- Air Fittings

$0.45

3/4" Hose End Malleable Iron -- Universal Coupling

$7.20