Handy to keep on the bench for reworking tight internal water and steam lines
and o-ring (sold separately)
Outside diameter: 59 mm
Simple hand-tightened knob swap
a worn bayonet ring is the most common culprit - inspect it before assuming the portafilter itself is worn
Precision 51.5mm Group Head Screen - Non-welded - 200 micron - C_32 /grind Handy to keep on thePrecision 51. 5mm Non Welded Group Head Screen 200 Micron A compact pressed membrane shower screen (I. M. S. #CI 200 IM) sized for the smaller 51. 5mm group pattern found on select Ascaso, Astoria, Elektra, Faema, Fracino, La Cimbali, and Reneka machines. SPECIFICATIONS External diameter: 51. 5 mm Central hole: M5 Perforation: 3 mm, circular distribution Filtration: 200 micron COMPATIBILITY Fits: Some, but not all, models of Ascaso, Astoria, Elektra,