This commercial extension tube is used brass casting, has advance chrome finish. The high end extension only for shower fixture. if your shower faucet height is short, you can use such extension tubes to add height. This extension tubes length is 11.8 inches. 【Material】: Solid Brass【Finish】: Chrome【Type】: Faucet Extension Tube Bar, Only for shower fixture bought from our store.【Connection】:G3/4" Standard 【Length】: 30cm(12-inch)Details: Material: Solid Brass Color: Sliver Finish: Chrome Weight: 0.33lbs Connection:G3/4" Standard Notice: ★ All dimensions are measured manually with deviation (ranged) at 1-3mm.★ Item may be a little different from the picture due to the lighting and your monitor’s display.