... It is one of the top level food waste disposers air switch manufacturersof China. We can produce all kinds of built ... finish:stainless steel polished,Nickle polish 2.the built-in air switch with high quality,the life time is 3-5 ... parts includeThree-bolt sytem,sink flange,air switch,power cord,splash guard,bubber gasket,wrench,drain pipe,dishwasher interface,bolts,screws. ...