Sig Sauer P320 FCU Custom Works Flat Skeletonized Trigger

Description

The Sig Sauer P320 Fire Control Unit in Custom Works configuration is a stripped, serialized FCU designed for use with Sig P320 grip modules and components. This unit is marketed with a flat, skeletonized trigger as part of Sig Sauer’s Custom Works Studio program. As an ATF-classified frame component, it represents the serialized core for P320 assemblies and is intended for installation by users familiar with P320 parts and governing regulations. The unit is supplied stripped and is intended for builders and qualified technicians assembling P320 pistols.

Key Specifications

• This item is a Fire Control Unit designed for P320 platforms.
• It is classified by the ATF as a FRAME.
• The listed manufacturer is SIG SAUER INC..
• It is part of the Custom Works Fire Control Unit series.
• The trigger style is a Flat skeletonized blade.
• The product type is Striker Fired.
• The safety configuration is listed as No Thumb Safety.
• Designed to fit Sig P320 frames and is compatible with Sig P320 parts.
• Additional features include a Skeletonized Flat Blade trigger and Custom Works designation.

Whether you are building a custom P320 or replacing a serialized FCU, this Custom Works unit provides the serialized core required for P320 assemblies while offering a flat, skeletonized trigger for a refined trigger interface. Its compatibility with P320 components and the Custom Works designation make it a practical option for experienced builders seeking a configurable foundation for their pistol project.