Timney Triggers feature precision machining, workmanship and are individually tested and calibrated by hand. Timney's RPR Trigger is is a self-contained, 100 percent drop-in trigger. The trigger housing is constructed of military-grade, 6061 T6 alloy that is CNC machined. The trigger is also CNC machined, heat treated and coated, while the sear is wire EDM cut, heat treated with a Teflon-nickel coated for lubricity and dependable. This straight model is compatible with your Ruger Precision firearm.