High Flow Shower Head Connector -adjustable Extension Arm - Ball Joint - Universal Brass Adapter,black Brass body: The solid brass body structure of these shower head adapters provides higher performance (high heat resistance and pressure resistance) and durability than plastic. Large water flow: the flow rate is 7.8 GPM, without flow restriction. Even if your shower head is up to 16 inches, you can enjoy the shower. Rust prevention: made of brass, the rotating extension arm shower head adapter shower head can prevent corrosion. The rotation angle of the joint is 23. This rotating ball allows you to adjust any angle of the shower head after installation. The shower angle can be easily adjusted to fit children and adults, providing a perfect shower experience for each member of the family. Easy to install: this universal connector is applicable to handrail shower head and shower head with standard G 1/2 straight thread.