Longer lasting, better sealing and they are easy to see in the group.
These red silicone group gaskets fit La Marzocco and MAVAM espresso machines.
These hold up very well in heated brew groups and remain soft and leak free longer than rubber. The softer silicone makes engaging the portafilter easier thus less effort and strain on your wrists.
designated a 6mm. Measures at 6.3mm finished. Portafilter lands at 6 O'clock on newish gear.
Diameter 72mm OD x 55mm ID x 6.35mm Thick