Easy to installThe shower tube extension tube has a built-in hexagonal thread, which can be tightened with an internal hexagonal wrench, and is equipped with a leak proof sealing rubber gasket, which is fast and convenient to installStandard thread sizethe thread specification of inlet is 1/2"-14 NPT, suitable for standard shower arm. The thread specification of outlet is 1/2"-14 NPT (compatible with 1/2" IPS thread), Shower standard interface.Safe and beautifulAdopt multi-layer nickel chromium plating wire drawing technology, fashionable and exquisite workmanship to make your shower experience more comfortableMultiple sizesThere are many sizes available according to your installation requirements. Please pay attention to the size when placing an orderSafe and durableThe pipe is made of 304 stainless steel precision casting, with good corrosion resistance, and will not be blocked by rust residues.