Rancilio MD-40 Hopper Protector manual-brew/cold-brew you have a later-series unit

you have a later-series unit and this flat cover won't match - compare the cover profile against your machine

Barista ergonomic and easy to use portafilter holder with consistent dosing

Astoria also produced an angled version

replace rather than trying to fully clean it out

Ability to set up a maximum dose cap

Rancilio MD-40 Hopper Protector manual-brew/cold-brew you have a later-series unitRancilio MD 40 Hopper Protector Safety protector that fits over the MD 40 grinder hopper opening, keeping hands and large objects out of the grinding chamber. SPECIFICATIONS Screws and washers not included COMPATIBILITY Fits: Rancilio MD 40 hoppers only INSTALLATION Simple DIY installation with your existing (or standard) mounting screws.