OSBUN Espresso Knock Box, Stainless Steel Coffee Grounds Knock Box, With Removable Knock Bar and Non-Slip Rubber Base

?High Quality Material?: The knock box body was made of stainless steel , durable in use and not deformed. The knock bar was made of stainless steel and wrapped in rubber , won't dent or scratch your portafilter and helps eliminate spills , it keeps the portafilter safe. Rubber ring on the bottom of the coffee knock box will keep it from shifting during use, also to reduce noise, prevents sliding and won't scratch kitchen countertops ?Size?: On most espresso machines, the dump bin (diameter :4.5 inch, the longest of height :4.5 inch, the shortest of height : 3 inch ) fits onto the drip tray in a space-saving manner, so that it's always tidy and ready to use at all times ?Feature?: When the protafilter is knocked off , the coffee grounds now fall directly into the grind box ,the raised rear wall prevents splashes. No cleaning the countertop afterwards.The bar can be removed from the knock box for cleaning ?Easy to Clean?: You can clean it by hand or dishwasher , save your time on the washing ?Package included?: 1 x coffee knock box, 1 x bar