Sig Sauer P365 FCU Black Custom Works Fire Control Unit - 8900165

Sig Sauer P365 FCU Black Custom Works Fire Control Unit – 8900165

Original price was: $399.99.Current price is: $369.99.

Available in Store Now: 1
Purchase in Store or over the phone at 210-342-5420

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Sig Sauer Days at Nagel’s 2026 – March 6th & 7th

Take an Additional 10% Off Lowest Price Listed March 6th & 7th Only.

Optic Giveaways Both Days!

Sig Sauer P365 FCU Black Custom Works Fire Control Unit

The P365 Custom Works Fire Control Unit (FCU) brings an unprecedented level of customizability and personalization to the micro-compact carry platform. From grip modules, magazines, custom slides, barrels, optics, and accessories, you can configure your P365 in thousands of different ways to personally customize your pistol to your specific carry needs.

  • Exclusive Titanium Nitride Frame
  • Titanium Nitride Trigger
  • Custom FCU Serial Number
  • Compatible with all 9mm P365 accessories
  • Build a custom P365 with a full line of performance parts and accessories at

 

Sig Sauer P365 FCU Black Custom Works Fire Control Unit

  • FAMILY: Sig Sauer P365 Series
  •  MODEL: Sig Sauer P365 FCU
  •  TYPE: Receiver
  •  ACTION: Semi-Auto
  •  FINISH: Titanium Nitride
  •  STOCK/FRAME: 
  •  STOCK/GRIPS: 
  •  WEIGHT: 
  •  CALIBER/GAUGE: 
  •  CAPACITY: 
  •  # OF MAGS:
  •  MAGAZINE DESC: 
  •  BARREL: 
  •  OVERALL LENGTH: 
  •  SIGHTS: 
  •  ADDL INFO: 
  •  UPC: 798681626007
  •  Lifetime Warranty

.

Sig Sauer Days at Nagel’s 2026 – March 6th & 7th

Take an Additional 10% Off Lowest Price Listed March 6th & 7th Only.

Optic Giveaways Both Days!

Sig Sauer P365 FCU Black Custom Works Fire Control Unit

The P365 Custom Works Fire Control Unit (FCU) brings an unprecedented level of customizability and personalization to the micro-compact carry platform. From grip modules, magazines, custom slides, barrels, optics, and accessories, you can configure your P365 in thousands of different ways to personally customize your pistol to your specific carry needs.

  • Exclusive Titanium Nitride Frame
  • Titanium Nitride Trigger
  • Custom FCU Serial Number
  • Compatible with all 9mm P365 accessories
  • Build a custom P365 with a full line of performance parts and accessories at