SIG SAUER P365X

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91 documented listings78 fit unconfirmedBrowse categories ↓

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What the compatibility labels mean

How we knowHow we check compatibility

Lab testedFit checked by Firearm Lab for the recorded setup.
Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.

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Model details

Manufacturer

SIG SAUER

Model & version

P365X · X

Mounting details

SIG P365 accessory rail, Shield RMSc

Compatibility records

169

Optics & footprint adapters

Optics

60 listed

Optic Plates

1 listed

NDZ Performance
NDZ Sig P365 Series Optic Cover Plate, Brass
Manufacturer documented

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Sights

23 listed

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Lights & rail fitment

Lights & Lasers

18 listed

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Barrels & comps

Barrels

10 listed

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Compensators

6 listed

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Grip & magwells

Magwells

1 listed

Tactical Development
EMP-XL Enhanced Magwell for Sig P365 X/XL
Manufacturer documented

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Extended Magazine Releases

5 listed

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Base Pads

4 listed

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Magazines

6 listed

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Triggers & internals

Triggers

8 listed

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Takedown levers

1 listed

GoGun USA
Gas Pedal P365 for Sig Sauer P365 and Sig P365 X and XL
Manufacturer documented

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Recoil Springs

4 listed

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Slides

12 listed

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Also on this pistol

Holsters

8 makers

Blackhawkchecked 2026-11-01
Concealment Expresschecked 2026-11-01
CrossBreed Holsterschecked 2026-11-01
DeSantis Gunhidechecked 2026-11-01
Galcochecked 2026-11-01
PHLsterchecked 2026-11-01
Tenicorchecked 2026-11-01
Vedder Holsterschecked 2026-11-01

Check each manufacturer’s options for your model, light and optic.

Holster makers (8)

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Categories with no listings (3)

About the SIG SAUER P365X

Type: Pistol
Manufacturer: SIG SAUER
Model & version: P365X · X
Caliber: 9mm
Mounting details: SIG P365 accessory rail, Shield RMSc
Barrel length: 3.1"

Optics

FastFire C

RXC-200 Compact Reflex Sight

EDC Enclosed Red Dot Optic

RAD Micro PRO Red Dot Sight - 3 MOA

Optic Plates

NDZ Sig P365 Series Optic Cover Plate, Brass

Sights

MEPRO FT BULLSEYE FRONT

OPTICS READY STEALTH SERIES FOR SIG SAUER

P365X SIGHT PLATE ASSEMBLY WITH ATTACHED XRAY3 NIGHT SIGHT, BLACK

Bright & Tough Night Sights - for Sig Sauer #6 Front / #8 Rear

Lights & Lasers

TCM-365 Subcompact Weapon-Mounted Light for Sig Sauer P365-Series

FOXTROT365XR

TLR-7 HL-X sub USB (SIG Sauer P365/XL closed rail systems)

XSC-365

Barrels

P365 – Non-LCI - Flush & Crown – 3.1" Barrel

GGP365 Match Grade Barrel

Velocity Defense Barrel for Sig P365 St/XL

P365 3.1" 9 Spiral Fluted - Black Nitrided W/NLCI

Compensators

Sig P365 Compensator - All P365 models: P365, P365 XL, P365 SAS, P365X

HC365 Sig P365/P365X/P365XL Compensator

PMM Micro Barrel and Compensator Combo for Sig P365/365XL

Sig P365, P365X, P365XL, P365 X-Macro, P365 FUSE True-Lock Compensator

Magwells

EMP-XL Enhanced Magwell for Sig P365 X/XL

Extended Magazine Releases

Extended Magazine button with Checkering - P365 XL 365X SAS XMACRO

MPI P365 Single Piece Magazine Release - Standard Frame

NDZ Sig P365 P365X P365XL Extended Magazine Release, Black

P365 EXTENDED MAGAZINE CATCH - HIGH POLISH DLC

Base Pads

Sig Sauer P365XL /365X Pinky Extension for 12rd(or 10rd restricted XL) Magazines

Sig P365XL Baseplates

AXL-Hybrid Reach Aluminum Basepad for Sig P365X/XL

XL-17 basepad for P365 X/XL

Magazines

P365 9MM 21RD MAGAZINE

P365 9MM 25RD MAGAZINE

P365/X/XL 9MM 10RD MAGAZINE

P365/X/XL 9MM 12RD MAGAZINE

Triggers

Sig P365 Adjustable FLAT Trigger P365 XMACRO P365XL SAS P365X FUSE SPECTRE ROSE

P365 Adjustable Hybrid Trigger

Sig Sauer P365 Short Stroke Flat Trigger Upgrade

Sig Sauer P365 TAC Trigger

Takedown levers

Gas Pedal P365 for Sig Sauer P365 and Sig P365 X and XL

Recoil Springs

SIG Sauer P365 / P365X - Recoil Tuning Kit

Sig P365 & P365X Micro-Compact 3.1" Barrel

Sig Sauer P365 / P365X Factory OEM Replacement Recoil Spring Assembly

SIG SAUER P365 3.1" - SOFT VERSION For Comps & Silencers Mods

Slides

GGP365 Slides

Velocity Defense V1 Slide for Sig P365 St/XL

NDZ A.r.e.s. Slide Upgrade for Sig Sauer P365 with RMSC Cut in Black Nitride

P365 Rail EDC

Holsters

About the SIG SAUER P365X