Kensight DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade Fully Adjustable Black. This rear sight manufactured by the experts at Kensight fits certain model Springfield Armory Colt Wilson Combat STI International Les Baer Custom Rock River Arms Dan Wesson 1911s etc. The Kensight DAS 1911 Defense Adjustable Rear Gun Sight w/ Serrated Blade will help enhance your line of sight. Specifications for Kensight DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Package Contents: Kensight DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade What firearm models does the manufacturer say Kensight DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade is compatible with? The manufacturer suggests that Kensight DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade is compatible with 1911Kensight 860-618: DAS 1911 Defense Fully Adjustable Rear Sight with Serrated Blade Fully Adjustable Black