Rocket Espresso Bottomless Portafilter tax_class_4 The knock box rests on

The knock box rests on a set of rubber feet to prevent slipping and the knock bar is removable for easy cleaning

Modestly sized

Starting with the removable water reservoir

The machine is heated to proper brewing temperature when the keypad buttons are backlit

Rocket Espresso Bottomless Portafilter tax_class_4 The knock box rests onPlease Note: This portafilter is intended for use with Rocket Espresso E61 group espresso machines. It is also cross compatible with most E61 brew groups used by other manufacturers. This portafilter is NOT compatible with machines from the following brands: Bezzera (machines with a BZ style brew group) Breville Gaggia