Kensight 1911 Serrated Patridge Blade Flat Base Standard Front Sight 0.190in Tall Black. In order to ensure the strength and integrity ofour sights Kensight Wire-EDM machines them from 4140 Chrome Moly Steel and then heat treats the completed parts to a hardness of RC 38-40. This Front Sight comes equipped with a 0.115" Wide serrated blade and features a Flat Base that blends in nicely with most square top slide profiles resulting in a clean looking installation that requires little (if any) filing to accomplish. Compatible with Novak type front sight dovetail cuts (0.330" x 65 Degree x 0.075") as typically found on both customized and factory 1911 pistols. Specifications for Kensight 1911 Serrated Patridge Blade Flat Base Standard Front Sight: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Quantity: 1 Mount Type: Dovetail Package Contents: Kensight 1911 Serrated Patridge Blade Flat Base Standard Front Sight What firearm models does the manufacturer say Kensight 1911 Serrated Patridge Blade Flat Base Standard Front Sight is compatible with? The manufacturer suggests that Kensight 1911 Serrated Patridge Blade Flat Base Standard Front Sight is compatible with 1911Kensight 270-219: 1911 Serrated Patridge Blade Flat Base Standard Front Sight 0.190in Tall Black