Sig Sauer P320 Compact – 9mm, 3.9" Barrel, SIGLITE Night Sights, 15 Rounds (W320C-9-BSS)
The P320 Compact is Sig Sauer’s modular striker-fired carry gun in a size that still holds 15 rounds of 9mm. This configuration ships with SIGLITE night sights, a 3.9-inch barrel, Nitron-finished slide, black polymer frame with interchangeable grip modules, and an M1913 accessory rail. Sig part number W320C-9-BSS, UPC 798681474196. This listing is for the P320 Compact 9mm with SIGLITE night sights only.
Compact Size, Full Feature Set
At approximately 7.2 inches long, 5.3 inches tall, and 1.4 inches wide, the Compact sits between micro-carry and full-size duty guns. Weight is about 26 ounces with a magazine. The serialized fire-control unit can move between grip modules, which is the whole point of the P320 platform.
SIGLITE Night Sights and Controls
- SIGLITE front and rear night sights for low-light aiming.
- Striker-fired action with a published trigger pull of roughly 5.5–7.5 lb.
- Interchangeable polymer grip modules for fit.
- M1913 Picatinny rail under the dust cover for a light or laser.
- No manual thumb safety on this model — striker and disconnect safeties are internal.
Sig Sauer P320 Compact Specifications
| Manufacturer | Sig Sauer |
| Model | P320 Compact |
| Part Number | W320C-9-BSS |
| UPC | 798681474196 |
| Caliber | 9mm Luger |
| Action | Semi-Automatic, Striker Fired |
| Barrel Length | 3.9" |
| Capacity | 15 rounds |
| Sights | SIGLITE Night Sights |
| Slide Finish | Nitron |
| Frame | Black polymer, interchangeable grips |
| Overall Length | 7.2" |
| Overall Height | 5.3" |
| Overall Width | 1.4" |
| Sight Radius | 5.8" |
| Weight (w/ mag) | approximately 26.0 oz |
| Accessory Rail | M1913 Picatinny |
| Trigger Pull | approximately 5.5–7.5 lb |
| Manual Safety | None |
Frequently Asked Questions
What sights does it have?
SIGLITE night sights front and rear.
How many rounds does it hold?
15 rounds of 9mm in a standard Compact magazine.
Is there a thumb safety?
No. This model uses internal striker and disconnect safeties without a manual thumb safety.
Which P320 is this listing?
W320C-9-BSS only — Compact 9mm with SIGLITE night sights, UPC 798681474196.
Internal Reference:
W320C-9-BSS
Barcode:
798681474196
| Brand: Sig Sauer |
| Model: P320, P320 Compact |
| Caliber: 9mm |
| Capacity: 15 |
| Firearm Action: Semi-auto |
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Customer Feedback
Sig compact 9mm with night sights.
By Anonymous
First time i purchased a gun online. OCG let me know when it shipped and when it arrived at my FFL. Great company. Can't wait to shoot my new toy.
This item cannot be shipped to the following locations due to legal or carrier restrictions:
Restriction Details
This product cannot be sold or shipped to your location due to magazine capacity restrictions. Magazine capacity cannot exceed 10rd. If you believe this to be incorrect or if you're exempt from the restriction, please contact us at 636-791-1655.
Affected States/Territories (10):
Restriction Details
Vermont restricts rifle magazine capacity to 10rd. This exceeds the state's restricted capacity. If you believe this is in error or if you are exempt from the restriction, please contact us at 636-791-1655.