Fusion Firearms Black Combat Rear fixed sight for Kimber style 1911 Pistols, standard .325 height and standard Kimber .350 x 60 degree dovetail. This is the dovetail used on all fixed sight Kimber 1911 pistols. CNC Machined from solid bar-stock, Comes complete with retention screw and hex wrench. Black Oxide finish, made in the USA. These are Top Quality Professional Series Parts. Made from best materials and processes available in today's market.