Ed Brown Products Fixed Rear Sight 1911 Black. The Ed Brown fixed sight has slightly rounded edges so it won't snag on clothes or holsters and a rebated blade for glare free shooting. Requires machining for correct installation. Notch width is approximately 0.115in. Dovetail is 65 degrees x 0.495in. Sight height is 0.325in. Specifications for Ed Brown Products 1911 Fixed Rear Sight: Manufacturer: Ed Brown Products Gun Model: 1911 Color: Black Rear Sight Color: White Outline Gun Type: Pistol Rear Blade Height: 0.325 in Mount Type: Dovetail Package Contents: Ed Brown Products 1911 Fixed Rear Sight What firearm models does the manufacturer say Ed Brown Products 1911 Fixed Rear Sight is compatible with? The manufacturer suggests that Ed Brown Products 1911 Fixed Rear Sight is compatible with 1911Ed Brown Products 956-LMC-01: Fixed Rear Sight 1911 Black