Slayer Steam EP 2 Group Volumetric Espresso Machine - Anodized Aluminum /bottomless-portafilter and this one won't thread

and this one won't thread into it correctly

order that separately if you're replacing both

CEME's own technical information sheet has full specs

Fittings: 3/8" F x 1/4" F

Installed in all Silvia models built from July 2013 onward

Slayer Steam EP 2 Group Volumetric Espresso Machine - Anodized Aluminum /bottomless-portafilter and this one won't threadThe Slayer Steam EP represents a culmination of ten years of dedication toward craftsmanship and the design of advanced barista tools. Bar flow and easy maneuvering throughout beverage production were the driving force when designing the barista interface. The EP features advanced dual volumetrics for shot extraction, impeccable design, and durability, with the most irresistible price point in the Slayer product line. The Steam EP is a top performer