Fusion custom, "U" notch Black Serrated, 2 rear Tritium dot, Combat Standard Novak style dovetail sight set. 2 Tritium dot rear and Tritium White Dot front for the Remington 1911 R1 style pistols, clones, or any pistol with a standard .495" x 65 degree dovetail base, Standard rear Novak sight cut. .375" Height sight with .156" "U" notch width. The .375 height is generally the best height for Commander and Officer Length pistols. This sight is made from solid steel Bar-stock, Precision CNC machined and Black Oxide finished. Comes with XS Tritium white dot front sight in the standard .325" x 65 degree dovetail base. This is one of the finest combat fixed sight packages available for carry, IDPA, or action style shooting. Comes with hex wrench and retaining screw, Made in the USA, Fusion Professional Grade.