Rancilio Replacement Screws for Grinder Burrs
When replacing the burrs on your Rancilio Rocky or MD40 Grinder, it is advised that you replace the mounting screws at the same time. These genuine Rancilio replacement parts are M4x7 screws that will not corrode. Each burr is mounted with three screws, so you will need six when replacing a set of burrs. Rancilio Part Number: 37030407.