La Marzocco KB90 3 Group Red & Stainless Coffee Machine - NewLa Marzocco KB90 3 Group Red & Stainless Coffee Machine New La Marzocco has long since been considered one of the best coffee machine companies worldwide, and the new KB90 sets a new high standard for quality coffee equipment. The stunning KB90 takes design cues from the much loved Linea PB and comes equipped with a lot of the same trusted and tested parts and features. These include insulated dual boilers, dual PID controls, volumetric controls,