Kensight Bomar BMCS Adjustable Tritium Dot Rear Night Sight Green. This rear sight comes paiRed with our standard flat tritium 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 Bomar BMCS Adjustable Tritium Dot Rear Night Sight: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Front Blade Height: 0.2 in Illumination Type: Tritium Package Contents: Kensight Bomar BMCS Adjustable Tritium Dot Rear Night Sight Kensight 990-093: Bomar BMCS Adjustable Tritium Dot Rear Night Sight Green