These plastic front sight apertures are made with a hard, jet-black insert in the bevel of each aperture disc.
The result is that you get a perfectly black ring around your 18mm or 22mm front sight.
One set with diameters:
Ø 3.3, 3.5, 3.6, 3.7, 3.8, 3.9, 4.1, 4.3, 4.5
- Low scattered light effects.
- Absolutly Dazzle and reflection free
- Strong contrast enhancement
- Optimum depth of field
- Constant ring size
Please note the M22 set does not come with the clamping screw
Item Nr.: Contrast Insert Set
