The perfect accessory for manual and semi-automatic espresso machines, the Rocket Espresso Stainless Steel Knock Box lets you dispose of spent pucks in style. The polished finish and its rounded shape make this knock box stand out from the crowd. The knock bar is protected by a rubber wrap to absorb the force from your portafilter. The Rocket Espresso stainless steel knock box has a large 30oz capacity and features durable construction capable of withstanding daily use.
This is a solid, well-made, beautiful knock box. There is no problem knocking a portafilter against the foam covered bar to release a spent puck. It is pricey at full retail ($99) but can be found for half that price. My only concern is replacing the bar when the the foam inevitably wears out. I...