Series LFFBV-3C-M1 and LFFBVS-3C-M1 Lead Free* 2-piece, full port brass ball valves are designed for use in commercial and industrial applications for a full range of liquids and gases. They're constructed for reliable performance with a fluorocarbon elastomer stem O-ring that prevents stem leaks, a bottom-loaded blowout-proof stem, and an adjustable stem packing gland