Quality - The shower boom is made of high quality stainless steel and ensures high performance and corrosion resistance. Better Appearance - Chrome finish for a bright, highly reflective, cool, metallic look. Easier to Use - This 16 inch shower arm is extra long and only suitable for rain shower heads. Easy Installation - No tools are required for easy installation. For wall mounting with a standard bathtub or shower. Thread type - G1 / 2. specification: Surface technology: Chrome plating Length: about 43 cm/16.39 inches Weight: about 200 grams Colour:Silver Material:201 stainless steel Package Contents: 1 * Shower arm 1 * decorative cover Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.