Eureka's Mignon line of grinders is a powerful platform with precision stepless adjustment and custom engineered burrs perfect for your favorite espresso beans. Like other grinders in the Mignon lineup, the Open Box Silenzio features 50mm burrs, a hopper for coffee bean storage, a precision stepless grind adjustment, bottom burr adjust for easy disassembly and maintenance, and anti-clumping technology to keep your grounds fluffy. On top of these features, the Silenzio has noise dampening built into the case, so grinding your morning coffee won't wake up the whole family. You'll be sure to love the quiet power of the Open Box Eureka Mignon Silenzio.