E61 Group Bottomless Portafilter gaggia/gaggia-italia-solenoid-group If the gauge needle sits

If the gauge needle sits well off zero at rest before the pump even engages

if your E-92 needs this knob

verify your flange dimensions (95 x 57mm) and pole count carefully before ordering

monitoring pump output pressure at the front of the machine

The E61 Solenoid Group Exhaust Valve Body houses the infuser piston in classic E61-style group heads

E61 Group Bottomless Portafilter gaggia/gaggia-italia-solenoid-group If the gauge needle sitsE61 Group Bottomless (Naked) Portafilter This precision cut bottomless portafilter lets you watch the extraction happen in real time, showing channeling and uneven tamps the instant they occur, a training staple across the specialty coffee industry, not just for professional baristas but home enthusiasts too. Ships standard with a 21 gram basket, chrome finished over a brass body. SPECIFICATIONS Ear dimensions: approx. 27. 3 mm long x 6. 5 mm thick x