Made from stainless steel it is built like a tank and will last for a very long time. It will hold about 50 double pucks. The rubber bar is reinforced with a stainless steel bar. This knock box has a great satin-brushed finish and is sure to sit perfectly alongside any espresso machine that has a lot of steel on display. Material: Stainless Steel tub, rubber bar with a steel bar, and rubber parts.
The small circular knock box is 6.75 inches at its highest point at the back of the knock box and 3.75 inches at the front or shortest. The diameter is 6.50 inches.
The large knock box is 9.25 inches wide, 4.75 inches high, and 6.75 inches deep.