The RTS-1 REKLUSE Is the next evolution of KE Arms proven Sear Link Technology trigger systems. The RTS-1 REKLUSE has an even more sealed design to isolate its moving parts from fouling and debris. It also has a full mil-spec power equivalent hammer spring making it more reliable with combloc and old surplus primers. This heavier spring makes the RTS-1 reliable with the Sig MCX and .22 kits with firing pin springs. 4.5 Pound Single Sage Trigger Pull Minimal Take-up And Overtravel Ultra-Crisp Break Improved Tactile Reset Drastically Reduce Split Times Simple Drop In Installation Available As Standard Trigger Or With Ambidextrous Mfg: Ke Arms