You are welcomed to wholesale or buy customized reducer in stock and get reducer free sample from us,Website:http://www.wellscreenchina.com, which is one of the best reducer manufacturers and suppliers.ReducerThe company specialized in produce all kinds of Oil Pipe Connectors, strictly in accordance with American Petroleum Institute Standard API. The main products are 2-3/8?, 2-7/8?, 3-1/2?, 4-1/2? EU