GL45 Screw Cap with Pressure Gauge, Quick Connect Air Hose Fitting and Adjustable Switch ,Blue Thread GL45 Bottle Cap for Monitor Pressure( -0.1-0MPa/-1-0KG)

GL45 thread design:With GL45 thread design, which can be perfectly matched with various GL45 bottle tops to ensure the sealing and stability.

High quality material:The pressure gauge made of high quality 304 stainless steel material , thick inner wall. It has good corrosion and high temperature resistance and can be used for a long time without damage.

With pressure gauge:The GL45 thread cap with graduated pressure gauge, it will easier to read and control the pressure inside the bottle.It has 2 types( -0.1-0MPa/-1-0KG) of scales to meet your needs for different scales.

With quick connect: It can be easy to connect to 6mm air hose to input or extract gases .

Not GL45 Bottle come with,only come with GL45 Pressure Gauge Screw Cap!