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This is the drop-in replacement barrel you're looking for if you run a P320 Subcompact or XCompact. Sig Sauer machines these from quality steel and heat-treats them for toughness, so you're getting the same reliability and precision that goes into their complete firearms. At 3.6 inches, it's the right length for these compact frames.
What really sets this barrel apart is that gold titanium-nitride coating. Beyond looking sharp, the gold finish gives you measurably better lubricity. That means less friction when the barrel cycles, which translates to smoother operation and easier cleaning downrange. The titanium-nitride also hardens the steel surface, so your barrel will handle repeated cycling and resist wear better than a standard finish.
This barrel is specifically designed for the non-LCI (loaded chamber indicator) versions of the Subcompact and XCompact platforms. If your slide has that little witness hole for the loaded chamber indicator, this barrel won't be the right fit. Make sure you verify your setup before ordering. Sig Sauer engineered this to work seamlessly with your existing parts, so installation is straightforward once you've got the firearm unloaded and the slide off.
Barrels wear, get damaged, or you might just want to upgrade. This is factory Sig Sauer engineering without paying full gun prices. It's made to the same specs and tolerances as what shipped with your pistol, so you know it'll perform. Whether you're refreshing your gun or keeping a spare on hand, this is solid insurance for your P320.
No. This barrel is specifically for non-LCI models only. If your P320 XCompact slide has that witness hole on the side, you need the LCI version of this barrel instead. Check your slide before ordering to make sure you've got the right setup.
The titanium-nitride coating creates a harder surface that resists wear and extends barrel life. More importantly for everyday shooting, it increases lubricity, so the barrel cycles smoother with less friction. You'll notice easier operation and a slightly nicer cleaning experience since fouling doesn't stick as readily.
It's straightforward once you're prepared. Make sure your firearm is completely unloaded and clear, then remove the slide from the receiver and grip module. The old barrel will slide out easily, and the new one drops in the same way. If you're not comfortable doing it yourself, a qualified gunsmith can handle the job in minutes.
Yes, this is a factory Sig Sauer barrel made to the same specs as the barrels that ship with new P320s. It gets the same heat treatment and quality control. You're getting genuine manufacturer engineering, not an aftermarket copy.
| UPC | 798682659936 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 8900789 |
| Length | 3.60" |
| Model |
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