MAZZER KONY 63MM REPLACEMENT GRINDER BURRS - 191C Mazzer Kony Espresso Grinder Conical Burr Set. 63 mm Outside Diameter. Also fit the La Marzocco Vulcano. Conical burr, genuine OEM part 191C. CaffeTech Canada continues to be a solid parts source for Mazzer commercial and domestic grinders. CaffeTech Canada provides the complete OEM original Burr Sets for all Mazzer grinders from the Mazzer Mini up through the entire product range to the Mazzer ZM. All Mazzer Grinder Burr Sets are in stock and re