... coupling is made of carbon steel with hot zinc plated. size:from 2" to 8" parts:female, male, lever ring, rubber ... galvanized steel or S/Sparts: male tail, female tail, lever ring and rubber gasket size: 2", 3", 3-1 ... 30-45days(trial or urgent order can be discussed with each other) payment:L/C or T/T ... MQO?Because we have many types and sizes of goods, the detailed Minimum qtysreally are very difficult ...