Traditional Sights Fit Many Brands
Sporting Rear Sight Base with three styles of Uprights. Perfect as replacement sights for customizing the sight picture, or adding adjustment to fixed sight guns. Fits standard 3/8" dovetails; available with Flat Top Uprights.
Big Book Catalog, Issue:70, Page:279
SPECS: Dovetail Model - Total heights: #63 .275" (7.1mm) - .505" (12.4mm)