La Marzocco KB90 Group Head Gasket and Anti-shock Clips common-universal-simonelli-parts/electrical-various or requires extra hand pressure

or requires extra hand pressure to tamp is the classic symptom of this spring fatiguing

covering both the standard-height nut and the taller Aurelia II version in one kit

2003/2004-onward) ergonomic portafilter design

Type AS2 A-R

in a shallower basket holder it will sit proud and prevent the portafilter from locking into the group correctly

La Marzocco KB90 Group Head Gasket and Anti-shock Clips common-universal-simonelli-parts/electrical-various or requires extra hand pressureLa Marzocco KB90 Group Head Gasket and Anti Shock Clips The OEM group head gasket set for La Marzocco's KB90, a conical design with a slight bottom bevel, and stamped with the La Marzocco logo for correct orientation. SPECIFICATIONS 72 x 59 x 8 mm, conical with slight bottom bevel COMPATIBILITY Fits: La Marzocco KB90 only INSTALLATION A basic group gasket swap most owners can handle themselves. PRO TIPS Orientation matters here, the La Marzocco logo