Sig Sauer Custom Works Legion P320 9mm/357SIG/40SW FCU



Sig Sauer Custom Works Legion P320 9mm/357SIG/40SW FCU. From the beginning, the P320 was built to be a pistol that could adapt to meet the user’s specific needs. From grip modules and magazines to custom slides, barrels, and optics, the P320 can be configured in thousands of different ways to make your P320 unique and exactly the pistol you are looking for.

The P320 CustomWorks Studio FCU program takes that idea and brings it to an unprecedented new level.

  • Exclusive Titanium Nitride Frame
  • Titanium Nitride Skeletonized Trigger
  • Custom “FCU######” Serial Number
  • Compatible with all 9mm/357SIG/40SW P320 Post-Upgrade accessories
  • Build a custom P320 with a full line of performance parts and accessories




Material Titanium Nitride

Fire Control Unit




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