Simmons Silicon Bronze Low Lead Tank Cross is designed for assembling water systems with a focus on durability and safety. Crafted from high-quality silicon bronze, this tank cross ensures a low lead content of no more than 0.25% weighted average on wetted surfaces, making it a reliable choice for water applications. Available in two sizes, the No. 709SB features a 10" tank leg size with various tapping sizes including a 1" MIP tank tapping and multiple cross top and side tappings, while the No. 710SB a 4" tank leg size with similar tapping configurations. This product combines robust material quality with precise engineering to meet the demands of efficient water system assembly. Model Number: 709SB / 710SB