The gas safety control valve thermocouple assembly kit include: 1/2 PSI brass propane gas control valve assembly,A zinc alloy knob (on-off mark), M8*1 thread with 600 mm/23.62 inch length thermocouple. The 65 mbar propane gas control safety valve is used for gas BBQ grill, gas fire pit, gas heater, etc Inlet and outlet thread size: 3/8inch (5/8inch-18UNF)Flare male threa thread Thermocouple Length: 600mm/23.62inch with M8*1 tip and NUT,The probe is highly sensitive and can sense temperature fast,stable performance This low-pressure LPG propane gas fireplace fire pit flame fail-safe control valve kit is easy to install,Installed vertically at the opening of the equipment container. Secure the safety control valve with screws through four threaded holes Colour:Photo Color Material:copper Package Contents: 1 x 1/2 PSI brass propane gas control valve assembly 1 x zinc alloy knob (on-off mark) 1 x 600 mm/23.62 inch length thermocouple Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.