Retina screw has Six of 1.2mm holes improve water distribution.
Retina screw's Low profile design ensures the head space to minimize the influence on coffee puck.
Retina screw has O-ring makes the volt locate on the exact position and prevents water leakage.
Retina screw can be used with all screens and, it works even better with IMS screen.
Food grade stainless steel material with silicone o-ring
Stainless Shower Screw Bolt for La Marzocco [ NOTICE ] - Do not mount too hard, it can damage the O-ring - Mounting depth varies depending on the types and conditions of the shower screen. - Mounting too hard also can damage the shower screen. - Even when you tighten up the retina right, if there is a gap between head and shower screen, it's because of the screen itself. you need to replace the old screen.
