BRASS BODY: The solid brass body construction of these showerhead adapters provides much higher performance (high heat and pressure resistance) and durability than plastic adapters. This swivel shower head adapter can serve for many years without leaking. LARGE WATER FLOW: The flow rate is 7.8 GPM, definitely NO flow restriction You can enjoy a rain shower experience even your shower head is 16 inches. RUSTPROOF: Constructed of brass, the swivel showerhead extension arm showerhead adapter can protect against corrosion and rust and requires insignificant maintenance. SWIVEL BALL JOINT: The swivel angle of the ball connector is 23 (11 per side). This swivel ball allows you to adjust any angle of the shower head after installation. The shower angle can be easily adjusted to accommodate children and adults. The connection is tight enough not to fall back after being rotated at any angle. Rotate it and it will stay in the exact position you need. EASY INSTALLATION: This universal connection fits standard G1/2 straight threaded shower arms and shower heads.; Product Size: 49 mm Product colour: silver