About the Sig Sauer P320 Fire Control Unit
Sig Custom Works P320 fire control unit, the serialized trigger/chassis assembly of the modular P320. Install it in any compatible P320 grip module and add a slide assembly to complete the pistol.
The fire control unit is the serialized part of the pistol and is legally a firearm. It must ship to and transfer through an FFL.
Key Features
- Serialized chassis that is legally the firearm in the modular P320 system
- Moves between P320 grip modules to change size/feel
- Custom Works skeletonized flat blade trigger
- Accepts 9mm/.40/.357 P320 slide/barrel assemblies
Specifications
| Model | P320 |
| Line | Custom Works |
| Caliber | 9mm, .40 S&W, .357 Sig |
| Trigger | Skeletonized Flat Blade |
| Color | Black |
| Serialized | Yes — this is the serialized firearm (the 'gun' under federal law) |
| Transfer | Must ship to an FFL; background check/4473 required |
| Fits | P320 |
| Part Number | 8900161 |
FAQ
What does it fit?
It fits the Sig Sauer P320.
Where can I buy it?
Order online or visit Black Bayou Armory in Benton, LA. Firearms and NFA items transfer through an FFL.
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