Joe Frex Portafilter Pressure Gauge  £16.72

Details:

This is a miniature gauge, used to check your espresso machine's pump pressure.

Knowing the extract pressure will allow you to adjust the pump to give you 9 bars of pump pressure.
Over time your pump pressure fades but when you can adjust the pump you can restore the lost coffee crema.

Features:

• Measures 0-16 bar.
• Comes with a gauge spout already attached for easy installation.
• The gauge is very small at just 26mm

Material: Aluminium adaptor, Plastic gauge with rubber gasket
Dimensions: Gauge Ø26mm | Adaptor 33mm x 3/8mm
Adaptor: 9mm male thread x 3/8'' female thread fitting