Kimber 2K11 Optic Plates are easy to find, but with the firearms Loaded Chamber Indicator (LCI) on top of the firearm, not many optic plates can reduce the carbon buildup. Depending on the specific plate, you may see carbon reduction of 50 percent and more with the DOGTAG Optic Plate System.Features :Trijicon RMR Optics FootprintFits 2k11 DS Warrior and Kimber 1911 OR ModelsAluminum Construction