This is an after market product and not original Carimali- it will fit and act the same
Details:
Stainless steel shower screen.
It is good shop policy to replace shower screen every 2-3 years as the holes get blocked eventually and you wont get full espresso extraction.
Fits models :
Carimali ECO,
Carimali SYSTEMA,
Carimali UNO
Size:
Diameter 58mm x 3.5mm depth
Screw hole Ø 5mm