Kensight DFS Recessed Blade Fixed Rear 1911 Night Sight Orange. 076" Trijicon Green tritium lamps. The entire sight is wire-EDM cut from a single block of 4140 steel. Distinctive grasping serrations are also wire-EDM cut into the sides of the sight. This rear sight is paiRed with our ProGlo tritium night sight with a lumi Orange outline that comes with a 0.118'' wide blade and a contoured base that keeps your round-top slide and the sight's dovetail uniform resulting in a clean installation that requires little (if any) filing to accomplish. Compatible with standard Novak type front sight dovetail cuts (0.330" x 65 x 0.075") as typically found on both custom and factory 1911 pistols. Specifications for Kensight DFS Recessed Blade Fixed Rear 1911 Night Sight: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Front Blade Height: 0.16 in Illumination Type: Tritium Mount Type: Dovetail Package Contents: Kensight DFS Recessed Blade Fixed Rear 1911 Night Sight Kensight 980-602: DFS Recessed Blade Fixed Rear 1911 Night Sight Orange