Handguns/Pistols | Semi-AutomaticSig SauerSold by Sportsmans Guide

Sig Sauer

Sig Sauer P365 Flux PDW Pistol Semi-Auto 9mm 6" Barrel 21+1 Rounds with Optic

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Sig Sauer

A 6" barrel and 21+1

Built P365

Sub-compact pistol platform

Spring-deployable Fold-out

Brace adds PDW capability

Designed Provide

Three points of contact when

Holster-carry Capable

For added portability

$1699.99
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SKU: WX2*0748599

Overview

Built around the P365 platform, this semi-auto 9mm setup adds a spring-deployable fold-out brace to create a compact PDW-style option for users who want more support than a standard pistol configuration. The included pre-installed red dot sight gives it a ready-to-use setup for range work or defensive carry considerations where fast target acquisition matters. Its holster-compatible design and 21+1 capacity make it a practical choice for those looking for a compact package with added control. This is a purpose-driven option for shooters who want the P365 format paired with a more stabilized shooting platform.

Why Hunters Choose the Sig Sauer

Compact P365-based

Design offers a more concealable

Spring-deployable Fold-out

Brace adds three points of

Can Still

Be carried in a holster

Pre-installed Red

Dot sight adds ready-to-use optic

21+1 Round

Capacity provides substantial onboard ammunition

Key Features

  • Sig Sauer P365 Flux PDW pistol in 9mm with a 6" barrel and 21+1 round capacity.
  • Built on the P365 sub-compact pistol platform.
  • Spring-deployable fold-out brace adds PDW capability.
  • Designed to provide three points of contact when deployed.
  • Holster-carry capable for added portability.
  • Includes a pre-installed red dot sight for added versatility.

Best Used For

  • Hunters wanting a compact PDW-style pistol that can still be carried in a holster
  • Users who want a P365-based platform with a spring-deployable fold-out brace
  • Shooters looking for a pre-installed red dot sight for added aiming versatility
  • Outdoor enthusiasts prioritizing a smaller, more concealable option than full-size Flux models

Specifications

ActionSemi-Auto
Barrel Length6"
Base PistolP365 sub-compact pistol
BraceSpring-deployable fold-out brace
Caliber9mm
Capacity21+1 rounds
Frame SizeSmaller, more concealable version of the P320 Flux
Holster CompatibleYes
ModelP365 Flux
Optic IncludedYes
Pdw CapabilityYes
Red Dot SightPre-installed

Pros

  • Compact P365-based design offers a more concealable PDW-style setup.
  • Spring-deployable fold-out brace adds three points of contact when deployed.
  • Can still be carried in a holster despite the brace-equipped configuration.
  • Pre-installed red dot sight adds ready-to-use optic capability.
  • 21+1 round capacity provides substantial onboard ammunition for the platform.

Considerations & Trade-offs

  • The spring-deployable fold-out brace adds PDW-style capability, but it also makes this a more specialized setup than a standard compact pistol.
  • At 21+1 rounds, capacity is substantial, yet the overall package is still built around the P365 platform rather than a full-size handgun format.
  • The included pre-installed red dot sight adds versatility, but it also means the pistol is configured around optic use from the start.
  • The holster-carryable design may suit some users, but the added brace and optic can affect carry preferences and compatibility depending on the setup.

Suggested Comparisons

  • PDW-style pistol platforms
  • Compact semi-auto 9mm handguns
  • Pistol-brace equipped defensive firearms
  • Optic-ready handgun setups

Suggested Accessories

  • Optic mounting accessories
  • Pistol holster
  • Magazine pouch
  • Cleaning kit

Frequently Asked Questions

What is the Sig Sauer P365 Flux PDW based on?

It is built around the Sig Sauer P365 sub-compact pistol and is described as the smaller, more concealable version of the full-size P320 Flux.

Does this version come with an optic installed?

Yes. The product description says this is the base P365 Flux with a pre-installed Red Dot Sight.

What makes the P365 Flux different from a standard P365?

According to the description, it adds a spring-deployable fold-out brace for PDW capability and provides three points of contact when deployed.

Can the P365 Flux be carried in a holster?

Yes. The short description states that it can even be carried in a holster.

What capacity is listed for this pistol?

The product title lists it as 21+1 rounds.