Check Valve 1/2" Brass MxF Lf Bulk Outer Dimensions_5-3/8 In Shackle Clearance Height (IN): 2-7/8

Shackle Clearance Height (IN): 2-7/8 Inch

This kit features two sections each with a lug fitting and bayonet fitting with four prongs for a more secure fit

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End Type2: Male Threads

Check Valve 1/2" Brass MxF Lf Bulk Outer Dimensions_5-3/8 In Shackle Clearance Height (IN): 2-7/81 2" MPT x FPT Lead Free Brass Check Valve to prevent back flow of the anti freeze and potentially contaminating your RV water supply. This valve is constructed of solid brass offering a durable check valve. Features: Lead free brass construction Water flow begins at the male thread to the female thread