This is Cafelat newest knockbox, made from stainless steel it is built like a tank and will last for a very long time. This is much larger size for the serious home barista or the coffeeshop. It will hold about 50 double pucks.The rubber bar is reinforced with a stainless steel bar. This knockbox has a great satin brushed finish and is sure to sit perfectly alongside any espresso machine that has a lot of steel on display.