The Barista Selections Coffee Waste Tube is a durable plastic knock box with a generous size. The container has a diameter of 135 mm and it is 150 mm high. The capacity is great when entertaining guests, or for a busy household when preparing many espresso shots.
Barista Selections Bottomless Knock Box. Open bottom knock chutes allow for under counter grounds disposal. All knock chutes are made from heavy duty stainless steel featuring a welded metal bar for strong sides. Each knock chute has a replaceable rubber bar cover and an edge gasket made of molded rubber. Knock chutes are designed for commercial use.