KES Bathroom Replacement Stainless Steel Shower Arm with Flange 14-Inch Reach Extra Long Riser Extension Titanium Gold, PSAN9-PG UPDATED I/2 NPT Tapered Threads: Wall mount threads have been updated to 1/2 NPT tapered threads now. Standard U.S. connection size, ensuring easy and fast installation. QUALITY: Made of stainless steel, industry leading quality brushed nickel finish, build to resist corrosion, scratches and tarnishing. Solid metal construction easily supports large size showerheads. STANDARD SIZE: The male thread standard NPT 1/2" PIPE connectors and the male thread G1/2" connectors fit for Global 1/2" interface and most standard shower head. PERFECT LENGTH: Shower arm is a best replacement to hold overhead rain shower head. Give you a relaxing shower experience. If you have any problems, please contact us for free replacement or refund. Satisfaction guaranteed!