Rain Bird - 55K1 - QCV Key for 5 Model Quick Coupling Valves 57W What is this cartridge used

What is this cartridge used for

Temperature: up to 150 F (66 C)

It is best for general garden pruning

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Rain Bird - 55K1 - QCV Key for 5 Model Quick Coupling Valves 57W What is this cartridge usedRain Bird 55K1 Quick Coupling Valve Key The Rain Bird 55K1 QCV Key for 5 Model Quick Coupling Valves is the essential tool you need for convenient water access from your irrigation system. Built from durable, industrial strength brass, this 1 inch single lug key is designed for long lasting performance. It threads directly into the top of Rain Bird 5 Model quick coupling valves (such as 5 RC and 5 NP). Simply insert and turn the key to connect your