Exclusive, wedge-shaped, “Concealed Carry” design puts the sight body and blade close to the slide for a snag-free draw and smooth, comfortable carry. Highly visible rear blade with re- bated notch gives fast, glare-free sight pickup for more accurate instinctive shooting. Available in: plain black; with two, white dots. 1911 Auto fits Colt-style, 1911 auto rear dovetail, uses Series 80 factory front. Includes windage lock screw. May require slight fitting. .125" (3.1mm) wide notch. Rear blade - .630" (16mm) wide, .223" (5.6mm) high.
1911, Issue:11, Page:045
Big Book Catalog, Issue:72, Page:137
Sinclair, Issue:1A, Page:042