Kensight Ruger SR1911 Adjustable Contoured Base Pistol Sight Set w/Rounded Blade Black. Ruger SR1911 Rear Sight with Kimber Dovetail 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. Fits all Kimber 1911 autos with factory-supplied fixed sights. These sights will not fit the Kimber with the factory adjustable sight. See Kensight item# 860-063 for the adjustable version. This rear sight comes paiRed withstandard contoured front sight with a serrated blade. The set is sold with a 0.200'' tall blade but blade heights from 0.150'' to 0.220'' are available upon request. Compatible with Novak type front sight dovetail cuts (0.330'' x 65degrees x 0.075'') as typically found on both customized and factory 1911 pistols. TECHNICAL INFORMATION: Material: 4140 Chrome Moly Steel Blade Type: Slanted Serrated Rear Sight Dovetail: LPA Blade Notch: 0.136'' (W) x 0.102'' (D) Windage Click-Adjustment: Yes Elevation Click-Adjustment: Yes Authentic Kensight Sights - The Professional's Choice This is an authentic Kensight sight and not to be confused with other brands. When it comes to durability and features the Kensight sights far exceedcompetitors.sights are Wire-EDM machined from a single billet of 4140 chrome-moly steel. The result is a precision sight built with better materials and the Wire-EDM construction ensures the tightest tolerances possible. This translates to ultra-smooth adjustments audible clicks for both windage and elevation and consistent dovetail dimensions in which the ''industry standard'' CNC construction cannot compete. Backed by Limited Lifetime Warranty Kensight 1911 sights are premium quality and the first choice for factory-fit OEM manufactures competition shooters and professional's worldwide. Specifications for Kensight Adjustable Contoured Base Pistol Sight Set w/Rounded Blade: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Sight Style: Contoured Base Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Mount Type: Dovetail Package Contents: Kensight Adjustable Contoured Base Pistol Sight Set w/Rounded Blade What firearm models does the manufacturer say Kensight Adjustable Contoured Base Pistol Sight Set w/Rounded Blade is compatible with? The manufacturer says that Kensight Adjustable Contoured Base Pistol Sight Set w/Rounded Blade is compatible with 1911Kensight 972063: Ruger SR1911 Adjustable Contoured Base Pistol Sight Set w/Rounded Blade Black