Rhino Coffee Gear hand grinder. Stainless steel housing and ceramic burrs, with stepped adjustment knob. Height with grinder arm attached: 17cm (6.69 in) Length of grinder arm: 15cm (5.9 in) Weight: 500g (1.10 lbs) Bean capacity: 42g Extra information from Rhino Coffee Gear's website: Quality food grade stainless steel housing making cleaning easy - also reduces static Tested and certified as food safe by an independent laboratory; peace of mind for you Conical ceramic burrs ensuring a clean grind - the burrs stay sharp longer, don't rust and are easier to clean A simple adjustment allows for a range of grind types A convenient and protective carry bag Smooth grinding motion Superior particle size distribution