Brass Body: Solid brass body provides high heat and pressure resistance, offering superior durability and long-term leak-free performance compared to plastic connectors. Large Water Flow: Flow rate of 7.8 GPM at 60 PSI with no flow restrictions, delivering a powerful and consistent water flow suitable for large shower heads up to 16 inches in diameter. Rustproof: Constructed from brass to resist corrosion and rust, requiring minimal maintenance over time. Swivel Ball Joint: Allows for easy adjustment of the shower head to any desired angle, ensuring optimal positioning for users of all heights. The joint maintains its position securely after adjustment. Easy Installation: Universal design fits standard 1/2-inch straight threaded shower arms and shower heads. Simple hand-tight installation; includes free Teflon tape for a secure seal.