1、Hose Adapters Specification: The size of the pool hose adapter is 85mm / 3in. And the diameter is 32mm / 3in, 38mm / 5in. 2pcs in a set, meet your replacement use needs. 2、Threaded Installation: The hose adapters can be installed directly according to the applicable thread specifications, easy to operate and save time and effort. 3、Plastic Material: The swimming pool parts are made of premium plastic materials, which is sturdy and durable, wear resistant and high temperature resistant. 4、Applications: The pool replacement hose adapter has wide compatibility and is suitable for most pools, spas, spa swim, swim tanks, pools, etc. 5、Swimming Pool Accessories: This hose adapters set is a pratical replacement part for swimming pools. Easy to install and replace, perfect for worn or damaged parts.