Kensight Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set Black. It has beveled fully serrated blade. No modification to the slide is necessary (only minor fitting). This rear sight comes paiRed with our standard white dot flat 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 65 x 0.075") as typically found on both customized and factory 1911 pistols. Specifications for Kensight Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Illumination Color: White Mount Type: Dovetail Package Contents: Kensight Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set What firearm models does the manufacturer say Kensight Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set is compatible with? The manufacturer says that Kensight Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set is compatible with 1911Kensight 962-066: Ruger SR1911 Adjustable Flat Base Arctic White Dot Sight Set Black