Solid steel ramps for custom fitting fiber optic, ivory and brass bead sight blades. Available in two heights and four barrel contours to fit a wide selection of current and older production rifles. Ramp attaches to barrel with a single screw under the sight body and solder; flat base is drilled for two mounting screws.
Big Book Catalog, Issue:73, Page:314
SPECS: Fits 3/8" (.375") dovetail; Steel, blue, polished finish; .340" (8.6mm) wide; 2" (5cm) long. Height is measured from the top of barrel to the bottom of the dovetail.