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.
Inox knock box drawer, drawer made of stainless stell 201mm and 11.3mm thickness. For a sturdy knocking it has 4 feet from thick rubber to absorb trembles and noise. The knocking bar is made out of silicone for a easy portafilter cleaning and better noise filtering