La Marzocco FB80 Lower and Center Trim Rail Two Group rossi-grinder-parts/rossi-grinder-whole it's almost always the spring

it's almost always the spring losing tension rather than the knob itself

Fits: Rancilio Classe 8 only

5 inch diameter compatibility covers a broader range of vessel types than Krome's standard flush mount offering

Replaces: part numbers 05000108 and 05000109 (combined into this assembly)

Barbed outlet: 20 mm

La Marzocco FB80 Lower and Center Trim Rail Two Group rossi-grinder-parts/rossi-grinder-whole it's almost always the springLa Marzocco FB80 lower and center trim rail for two group only. Fast shipping when in stock. When out of stock this becomes a special order item and typically requires 2 4 weeks for processing prior to shipping. Specifications: Two group specific Compatibility: La Marzocco FB80 two group Installation: Direct trim rail replacement Recommended for qualified technician. Pro tip: Confirm group count before ordering.