Replacement / spare iris aperture for Vision 2 Field (1,5 mm – 4,0 mm)

Replacement / spare iris aperture for ArchersEye Vision 2.
Adjustable: infinitely adjustable aperture from 1,5 mm to 4,0 mm (approx. 1/16" to 5/32") — for replacement, backup, or a quick upgrade from “Final Vision” to “Vision 2”.
Compatible: fits Vision 2 and can also be used with “Final Vision” series housings. IMPORTANT: Please use new Shade Cap with it. 

Included: iris aperture (single part) only — no housing, shade cap, lenses, or filters.