Sig Sauer P320 Custom Works Fire Control Unit 9mm/40 S&W/357 Sig Black
Compare Deals from 26 Retailers
Specifications
Description
The Sig Sauer P320 Custom Works Fire Control Unit is a striker-fired fire control unit designed for the Sig P320 pistol platform, which is chambered in 9mm Luger, 40 S&W, and 357 Sig. It is intended for owners who want to customize their P320 with a Custom Works fire control assembly.
The unit is finished in black nitride and made of titanium. It features a skeletonized trigger and carries a custom serial number in the format FCU followed by six digits. The fire control unit is listed as compatible with post-upgrade P320 accessories in all three calibers.
Specific fitment details beyond the listed platform and calibers are not provided in the source information, so buyers should confirm compatibility with their specific P320 model before purchase.
- Brand: Sig Sauer
- Type: Frame and fire control unit
- Platform: Sig P320
- Calibers: 9mm Luger, 40 S&W, 357 Sig
- Action: Striker Fired
- Material: Titanium
- Finish: Black Nitride
- Color: Black







