La Marzocco GB5 S/X Pressure Gauge Cover /collections/auto-volumetric-espresso-machines it's the machine: the Professional

it's the machine: the Professional has a 12mm OD adapter fitting on the upper sight glass for the gauge to thread into

Recommended for qualified technician only

This steam valve knob presses onto Gaggia's D-shaped control pin and is specific to three home models -- it's a simple but easy-to-get-wrong replacement since Gaggia used several different pin profiles across its lineup

This is the boosted (higher-output) steam element for La Marzocco 4-group machines

brewing group cap

La Marzocco GB5 S/X Pressure Gauge Cover /collections/auto-volumetric-espresso-machines it's the machine: the ProfessionalLa Marzocco GB5 S X Pressure Gauge Cover This glass lens is part of the GB5 front panel, covering and protecting the pressure gauges from dust and damage. SPECIFICATIONS La Marzocco part #F. 1. 185. R Material: glass COMPATIBILITY Fits: La Marzocco GB5 S and GB5 X models INSTALLATION This is a special order item, typically requiring 6 10 business days for processing prior to shipping; this is a simple DIY panel replacement.