Large, contoured lug fits in place of the rear sight and prevents base movement under recoil. Fits factory drilled and tapped (three hole) Anacondas and current Pythons. Accepts Weaver-style rings.
Big Book Catalog, Issue:65, Page:241
SPECS: Aluminum, black or silver, anodized finish. 4½" (11cm) long, 7⁄8” (22mm) wide, 1.7 oz. (48 g) wt. Installation requires drilling and tapping of frame. Includes screws and instructions.