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The Sig Sauer P320 FCU is a complete P320 Fire Control Unit that drops in to the grip module of your choice. Perfect for that custom P320.
Exclusive Titanium Nitride Frame
Titanium Nitride Skeletonized Trigger
Custom "FCU#####" Serial Number
Compatible with all 9MM/357Sig/40S&W P320 Post-Upgrade accessories
Available options: 732000671430103660