Kensight Bomar BMCS Tritium Bar-Dot-Bar Adjustable Rear Night Sight Black. Many shooters also use this sight for combat carry. A robust precise adjustable sight that is a superior choice for both day and night use. Available in either Green or yellow 0.076in Trijicon tritium inserts with white outline. Many experienced instructors believe that using a contrasting color for the rear sight (e.g. yellow-Green-yellow) will save precious fractions of a second during critical moments. Specifications for Kensight Bomar BMCS Tritium Bar-Dot-Bar Adjustable Rear Night Sight: Manufacturer: Kensight Gun Make: 1911 Platform Gun Model: 1911 Color: Black Fabric/Material: 4140 Chrome Moly Steel Gun Type: Pistol Illumination Type: Tritium Package Contents: Kensight Bomar BMCS Tritium Bar-Dot-Bar Adjustable Rear Night Sight Kensight 860-028: Bomar BMCS Tritium Bar-Dot-Bar Adjustable Rear Night Sight Black