Super Iris Front Sight aperture

ahg-SUPER-IRIS FRONT SIGHT

Adapts easily to varying light conditions and target sizes due to 2.8 - 4.8 mm diameter range. Fixed ring width.
To meet individual preferences the shooter may set either cross hair or lateral bar; special tool included.
additioanaly this item is delivered with a silver front ring, for a different target contrast
M18 x 0.5 thread, fits ANSCHÜTZ, Diana, Walther and Feinwerbau 601 or other M18 frontsights