Comparison : Item # PUM1/4H, SS 316L Male Union 1/4”
Item # PUM1/2H, SS 316L Male Union 1/2”
Item # PUM3/4H, SS 316L Male Union 3/4”
Item # PUM1H, SS 316L Male Union 1”
Item # PUM1/4E, SS 316L Male Union 1/4”