Isomac Macinino Professionale and Grand Macinino Grinder Adjustment Collar. Adjustment collar to fit the Isomac Mainino Professionale or Grand Macinino compact domestic conical burr grinder.
Adjustment collar houses the stator burr and screws down into the grinder moving the grinding burrs closer together for a finer grind setting.

Specifications 

• Material: Thermoplastic