Nuova Simonelli Complete Ergonomic Portafilter - Double resources/chemex the knob won't stay seated

the knob won't stay seated without a good spring

Two-dose touchpad control board with a 12-pin connector

This is the body only

Fits: Futurmat water inlet circuits

Dimensions: 125 mm x 80 mm x 76 mm

Nuova Simonelli Complete Ergonomic Portafilter - Double resources/chemex the knob won't stay seatedErgonomic Double Portafilter for Nuova Simonelli Commercial Machines An after market 15 ergonomic portafilter body for Nuova Simonelli commercial machines, no Simonelli logo on the bottom, and the basket shape is slightly different from OEM, but it fits and pours well. Comes complete with spring, basket, and spout. SPECIFICATIONS 15 ergonomic angle 1. 0mm spring (thinner than OEM) 12 gram double basket included COMPATIBILITY Fits: all Nuova Simonelli