True, target receiver sights with positive-click, micrometer adjustments on both windage and elevation, knurled target knobs and elevation lock. Select from chart below. All come with 7⁄8" x .050" aperture sight disc.
Big Book Catalog, Issue:72, Page:306
SPECS: Aluminum, black, anodized. LOW for sporter rifles with standard front sights (may require a higher bead). Aperture .750" to 1.250" above bore axis. Anschutz fits Anschutz Lightweight .22 cal. Target and Sporter models. No base, drilling or tapping required.