FDEZ Werx
SIG SAUER P365X Barrels
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All SIG SAUER models · barrels →
Manufacturer
SIG SAUER
Model & version
P365X · X
Mounting details
SIG P365 accessory rail, Shield RMSc
Parts listed
10 total
SIG SAUER P365XBarrels
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.
Check your exact model and part before ordering. Fitment limits
FDEZ Werx2
Based on manufacturer information — Oct 2026. P365 – Non-LCI - Ported – 3.1" Barrel
Part no. 365-BARREL-3.1-PORT
Grey Ghost Precision1
GGP365 Match Grade Barrel
Killer Innovations1
Velocity Defense Barrel for Sig P365 St/XL
ShaloTek2
P365 3.1" 9 Spiral Fluted - Black Nitrided W/NLCI
P365 3.1" Plain - Black Nitrided W/NLCI
SIG SAUER1
P365, P365X, P365-XMACRO 9MM, BARREL, LCI, 3.1"
Part no. BBL-365-9
Tactical Kinetics1
Sig Sauer (Compatible) P365 Non-Threaded Barrel
Part no. TK3065-SS
True Precision2
Sig P365 1/2x28 Threaded Barrels for 3.1" 9mm Pistols
Part no. P365 ThreadedSig P365 Non-Threaded Barrels for 3.1" 9mm Pistols.
Part no. P365 Non-Threaded