Eight Ounce Coffee on X: "Is your homemade knock box not working out? Time to upgrade - we've got one of these at our Oct 9 Garage Sale! http://t.co/3UilXPzJf4" / X
Coffee knock box - YouTube
DIY a Knockbox under RM10 | Coffee where passion is tempered with reality
My $2 DIY knock box. All parts thrifted and works great. : r/espresso