Sig Sauer 365 FCU

Description

Sig Sauer P365 Fire Control Unit (FCU) – Build Your Custom P365

The Sig Sauer P365 Fire Control Unit (FCU) is the serialized heart of the P365 platform—the only part legally considered a firearm. Precision-machined and ready for your personal touch, the P365 FCU gives you the foundation to build a fully custom P365 that fits your exact needs.

Featuring a stainless-steel chassis, and removable fire control group, this FCU allows you to create your ideal carry or competition pistol by pairing it with compatible slides, barrels, grip modules, and more. It’s the ultimate modular starting point for serious shooters who demand tailored performance.

Key Features:

• Serialized Firearm Component
  This is the official “firearm” per ATF regulations—must ship to an FFL.

• Compatible with Entire P365 Family
  Works with all P365-style slides and grip modules, including P365, P365X, P365XL, and Macro variants.

• Precision Machined Chassis
  Stainless steel construction with a durable, black oxide finish ensures lasting strength and smooth function.

• Modular & Upgradeable
  Build your own configuration with aftermarket or OEM Sig Sauer components.

Specifications:

Why Choose the P365 FCU?

• Fully Modular Design
  Create a pistol that’s tailored to your carry, duty, or competition needs.

• Maximum Customization
  Swap slides, grip modules, and internals with ease—build the gun you want.

• Sig Sauer Quality
  Manufactured to the highest standards for safety, reliability, and precision.

Whether you’re building a sleek EDC setup or a high-capacity range pistol, the Sig Sauer P365 FCU is the foundation you need to make it happen. Start your custom build today.

Note: This item is serialized and must ship to a licensed FFL dealer.