Technical data Pressure max. 20 bar analogue pressure gauge with check and drain valve, scale 3-20 bar (50-300 PSI) flexible rubber hose, approx. 30 cm long a rigid metal tip ended with a rubber sealing of the socket, designed for measurements with a manual clamp. 2 threaded tips - M14. - M18 The measuring tips can be easily and conveniently replaced with the quick-connector.