Mars Trigger PC9 FRT Trigger Grey. Specifications for Mars Trigger PC9 FRT Trigger: Manufacturer: Mars Trigger Color: Grey Fabric/Material: 4140 Alloy Steel Gun Make: Ruger Gun Model: Ruger PC Carbine Features of Mars Trigger PC9 FRT Trigger Fully Adjustable Performance OEM Trigger Housing Compatible Easy Installation Precision Engineering PC Charger or PC Carbine This forced reset trigger system delivers the enhanced control and rapid-fire capability you demand from Mars Trigger. Package Contents: Mars Trigger PC9 FRT Trigger What firearm models does the manufacturer say Mars Trigger PC9 FRT Trigger is compatible with? The manufacturer says that Mars Trigger PC9 FRT Trigger is compatible with Ruger PC CarbineMars Trigger A009-ASM-003-V01: PC9 FRT Trigger Grey