1911 Tenon Staked Ramp Kensight Front Sight for Colt Series 80 1911A1 Genuine 0.076" Trijicon Inserts Tritium Glow Bright with no need for batteries! Sight Body is wire-EDM machined from a Solid Billet of Chrome-Moly steel Direct replacement Kensight sight for the Colt Series 80 1911-A1 The ramp style front sight blade is ideal for defensive shooting Fine serrations for superior sight picture in all conditions