2" Quick Connect Water Pump Coupler.This is a 2" Quick Connect for a water trash pump. It is made from aluminum. Cam and groove coupling, with locking arms. Female coupler x hose barb connection. The maximum working pressure is 250 PSI. An excellent choice for low-pressure fluid handling applications. Simply insert the grooved couplings into the cam coupling and close cam arms.Feature steel cam arm pins that won't rust or bind. Temperature range: 40 Degree to 212 Degree Fahrenheit.