Ascaso Barista T 2/3 Group Steam Boiler Shell appia-parts/appia-two-three-four-group-head Drive shaft: 7 x 3

Drive shaft: 7 x 3 mm flat

but confirm you have the correct base version before ordering

right side only

only machines built after S/N 10221269 (PIN 132287

dulling burrs show up as grind size drifting coarser over time at the same setting

Ascaso Barista T 2/3 Group Steam Boiler Shell appia-parts/appia-two-three-four-group-head Drive shaft: 7 x 32 3 Group Steam Boiler Shell 8. 5 liter boiler shell only for the Ascaso Barista T (2 3 group) and Big Dream models, shell only, with no insulation, gaskets, seals, probes, screws, bolts, or fittings included. SPECIFICATIONS Capacity: 8. 5 liters Ascaso part #: I. 4583 COMPATIBILITY Fits: Ascaso Barista T (2 3 group), Big Dream INSTALLATION Major boiler service, a qualified technician is recommended.