Sig Sauer P320 Fire Control Unit

The Sig Sauer P320 Fire Control Unit (Custom Works) is a factory-level fire control module intended for use in P320 builds and upgrades where a user seeks enhanced fit and finish. It is suitable for customization projects, gunsmithing work, and installations at the range or in competition-oriented builds.

This FCU features a titanium-nitride style gold finish and a flat, skeletonized trigger designed to provide a distinctive look and a crisp feel. The unit is configured to fit Sig P320 frames and is compatible with post-upgrade P320 accessories and parts.

Key Specifications

• The frame finish is Gold Nitride.
• The finish is listed as Gold.
• The product type is Striker Fired.
• The ATF classification is FRAME.
• The unit is designed to fit Sig P320 frames.
• The item is compatible with Sig P320 Parts.
• The series is Custom Works Fire Control Unit.
• The trigger style is Flat.
• Additional features include a Skeletonized Flat Blade trigger.
• The listed weight is 0.7 lb.

The Sig Sauer P320 Fire Control Unit Custom Works edition provides factory-level finishing and component compatibility for P320-based projects. It is a purpose-built FCU intended for users updating or customizing Sig P320 firearms.

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