Marble Arms Front Sight Ramp with Dovetail .100" Sight Height .875" Barrel Diameter

This Marble Arms front sight ramp with dovetail will add .100" sight height measured from bottom of radius to bottom of dovetail, for barrel diameter .875".  Give yourself the extra height needed to match up your front sight with your rear sight along with maintaining the contour of your barrel. Choose the standard bead or a fiber optic front sight to dovetail into the Marble Arms® ramp. The ramp screws securely to your barrel with one 6-48 screw that is provided.