Kensight Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade 1911 Rear/Front Black. Not only that but the dovetail Dimensionsensions are extremely consistent (+/- 0.001''). The 0.020'' deeper (than standard 0.100'') sight notch makes for easier front sight acquisition and is preferRed by many shooters. This rear sight comes paiRed withflat base fiber optic blade front sight which incorporates a bright fiber optic rod that draws the shooter's eye to the front post for sight acquisition and recovery. This flat base is ideal for those with a flat-topped slide or for those intending to file and blend the front sight base to match the contour of their pistol's slide for seamless installation. Wire-EDM machined from 4140 chrome moly steel and heat treated to a hardness of RC 38-40 this front sight is definitely going to withstand the test of time. This sight comes with a 0.100'' wide blade that is partially serrated. the Fiber optic rod is 0.060'' in diameter and is well shielded while also offering superior visibility. 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: General: Wire EDM Precision Machined Positive Click Windage and Elevation Adjustments Material: 4140 Chrome Moly Steel Blade Notch Dimensions: 0.118'' wide x 0.120'' deep. Sight Body Dimensions: 1.407'' x 0.689'' x .413''. This sight ONLY fits the Bo-Mar BMCS Target Dovetail with standard dimensions of 0.359''x 60degrees x 0.100''. 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 Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Front Sight Color: Black Rear Sight Color: Black Sight Style: Square-Notch Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Front Blade Height: 0.200 in Sight Position: Front and Rear Mount Type: Dovetail Package Contents: Kensight Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade What firearm models does the manufacturer say Kensight Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade is compatible with? The manufacturer says that Kensight Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade is compatible with 1911Kensight 930022: Bomar BMCS Adjustable Target Fiber Optic Pistol Sight w/Square Serrated Blade 1911 Rear/Front Black