Rancilio Epoca Model S Semi-automatic Dosing Circuit - New Version Four Screw common-universal-parts/astoria-heating-elements-boosted-removable-exchanger-boiler It steps down from a

It steps down from a 3/8" male BSP thread and 10mm barb to a 3/8" female BSP thread

but proper alignment and screw torque matter

LF 1755637

This is a safety device

Rancilio Epoca Model S Semi-automatic Dosing Circuit - New Version Four Screw common-universal-parts/astoria-heating-elements-boosted-removable-exchanger-boiler It steps down from aRancilio Epoca Model S Semi automatic Dosing Circuit New Version, Four Screw This semi automatic dosing circuit is the updated four screw version for the Rancilio Epoca Model S, and requires the corresponding new version front panel (four mounting screws instead of the original three). Factory production of the new panels began in September 2013. COMPATIBILITY Fits: Rancilio Epoca Model S (new version, four screw front panel, produced from September