Sig Sauer Handgun Barrel for P320 9mm 4.3″ Threaded Barrel 1/2 x 28
$185.12
Enhance your P320 XCOMPACT or Sub-Compact with this 4.3″ threaded 9mm barrel from Sig Sauer. Quickly swap barrels for suppressed shooting.
1 in stock
DETAILS
Chambered in 9mm this threaded barrel is meant to fit with P320 XCOMPACT & Sub-Compact models. Barrels can be replaced easily and conveniently by simply ensuring the firearm is unloaded removing the slide from the receiver and grip module and sliding out the existing barrel.
Includes thread protector cap.
SPECS:
-Caliber 9MM
-1/2 X 28 RH thread pitch
Compatibility:
This barrel is designed for sub-compact or XCOMPACT P320 variants that do NOT have the loaded chamber indicator.
| Weight | 0.370 lbs |
|---|---|
| Dimensions | 9.600 × 4.150 × 1.750 in |
| Manufacturer | Sig Sauer |
| Caliber | 9mm |
| Thread Pattern | 1/2 x 28 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

Reviews
Clear filtersThere are no reviews yet.