© X-Ring SupplySig Sauer 8900161 P320 Custom Works Fire Control Unit *FFL Item (FCU Only), 9mm Luger/40 S&W/357 Sig, Black Nitride, Titanium Frame & Flat Face Skeletonized Trigger, Fits Sig P320 Parts, Pistol
- Brand
- Sig Sauer
- Color
- Black
- Caliber
- 9mm
- Category
- Gun Parts
- Action Type
- Semi-Automatic
- Gun Part Type
- Lower Receiver
- UPC
- 798681625970
- MPN
- 8900161
Overview
The SIG Sauer P320 Custom Works Fire Control Unit is a modular drop-in assembly designed for compatibility with post-upgrade P320 accessories across 9mm Luger, .40 S&W, and .357 SIG calibers. This unit features an exclusive titanium nitride-coated frame and a titanium nitride-coated skeletonized flat-face trigger. Engineered to manage hammer-to-sear geometry and spring tension, it provides consistent trigger performance and reliability for custom builds.
Price & Stock History
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