Like the Primato but lighter! The latest incarnation of the ever popular Miche Primato cassette, now available with a greater choice of sprockets. The last position sprocket and lockring are made of AL7075-T6 Aluminium, giving reduced weight with greater strength. All middle sprockets are matt finish chromed steel. Features: Steel first sprocket with matt finish chromed steel middle sprockets Anodized last sprocket made of AL 7075-T6 AL 7075-T6 lock ring 242g (11-25)