Float Ball, Copper, Internal Connection, 4 in Float Dia., Float Weight 0.56 oz, Thread Size 1/4 In. -20, Max. Liquid Temp. 200 Degrees F, For Use With Automatic Watering Kits, Stems and Nuzzle Assemblies, Float Specific Gravity 0.22. This item has been restricted from sale in the following state (s): []