
Availability: In Stock
The Sig Sauer P320 Nitron Compact 9mm is a striker-fired pistol built for shooters who need reliable performance in a size that handles concealed carry, home defense, and range work without compromise. This is a genuinely modular platform—you can swap frames, slides, and grip modules to tailor the gun to your hand and your mission, all with Sig's proven reliability backing every shot.
The Compact frame hits a sweet spot for everyday carry and defensive use. It's small enough to conceal effectively but large enough that the gun handles predictably in your hand. The stainless steel frame and Nitron-finished slide are durable, corrosion-resistant, and built to run. The striker trigger breaks clean at 6.5 pounds—crisp and consistent—which helps you shoot more accurately when it matters. You get an M1913 accessory rail for lights or lasers, and the 3.9-inch barrel gives you practical velocity for 9mm duty rounds without excessive size or recoil.
This is a Massachusetts-compliant model, so it meets the state's firearm requirements for residents and purchasers in that jurisdiction. The P320 platform has earned its reputation in both civilian and professional use; it's a logical choice if you want a compact 9mm that doesn't ask you to give up modularity or shootability for concealability.
| Caliber | 9mm Luger |
| Action | Semi-Auto, Striker-Fired |
| Frame Size | Compact |
| Frame Material | Stainless Steel |
| Frame Finish | Stainless Steel |
| Slide Material | Stainless Steel |
| Slide Finish | Nitron |
| Barrel Length | 3.9 inches (99 mm) |
| Overall Length | 7.2 inches (183 mm) |
| Overall Width | 1.3 inches (33 mm) |
| Height | 5.3 inches (135 mm) |
| Weight (Unloaded) | 25.8 oz (731 g) |
| Trigger Pull | 6.5 lbs (29 N) |
| Accessory Rail | M1913 Picatinny |
Yes. The P320 platform is fully modular—you can change the grip module (frame), slide, and barrel independently. This means you can adjust the gun to fit your hand size, reconfigure it for different purposes (carry, duty, range), or simply customize it to your preferences. The basic receiver group stays the same; everything else is interchangeable within the P320 ecosystem.
The M1913 Picatinny rail on the dust cover lets you mount standard accessories like weapon-mounted lights or lasers. This is useful for home defense setups or if you want to add a light for tactical work or low-light shooting.
Yes. The Compact frame and 3.9-inch barrel keep the overall size and weight reasonable for everyday carry in an IWB holster or appendix rig. At 25.8 oz unloaded, it's manageable without being so small that it's difficult to shoot accurately or control under recoil.
We don't have the exact contents of this particular package on hand. Contact our team directly or check with Sig Sauer for the complete list of what ships with this model.

SKU: 120914411 • Width: 9in • Height: 2.5in • Depth: 14in • Weight: 3.45oz





Availability: In Stock
The Sig Sauer P320 Nitron Compact 9mm is a striker-fired pistol built for shooters who need reliable performance in a size that handles concealed carry, home defense, and range work without compromise. This is a genuinely modular platform—you can swap frames, slides, and grip modules to tailor the gun to your hand and your mission, all with Sig's proven reliability backing every shot.
The Compact frame hits a sweet spot for everyday carry and defensive use. It's small enough to conceal effectively but large enough that the gun handles predictably in your hand. The stainless steel frame and Nitron-finished slide are durable, corrosion-resistant, and built to run. The striker trigger breaks clean at 6.5 pounds—crisp and consistent—which helps you shoot more accurately when it matters. You get an M1913 accessory rail for lights or lasers, and the 3.9-inch barrel gives you practical velocity for 9mm duty rounds without excessive size or recoil.
This is a Massachusetts-compliant model, so it meets the state's firearm requirements for residents and purchasers in that jurisdiction. The P320 platform has earned its reputation in both civilian and professional use; it's a logical choice if you want a compact 9mm that doesn't ask you to give up modularity or shootability for concealability.
| Caliber | 9mm Luger |
| Action | Semi-Auto, Striker-Fired |
| Frame Size | Compact |
| Frame Material | Stainless Steel |
| Frame Finish | Stainless Steel |
| Slide Material | Stainless Steel |
| Slide Finish | Nitron |
| Barrel Length | 3.9 inches (99 mm) |
| Overall Length | 7.2 inches (183 mm) |
| Overall Width | 1.3 inches (33 mm) |
| Height | 5.3 inches (135 mm) |
| Weight (Unloaded) | 25.8 oz (731 g) |
| Trigger Pull | 6.5 lbs (29 N) |
| Accessory Rail | M1913 Picatinny |
Yes. The P320 platform is fully modular—you can change the grip module (frame), slide, and barrel independently. This means you can adjust the gun to fit your hand size, reconfigure it for different purposes (carry, duty, range), or simply customize it to your preferences. The basic receiver group stays the same; everything else is interchangeable within the P320 ecosystem.
The M1913 Picatinny rail on the dust cover lets you mount standard accessories like weapon-mounted lights or lasers. This is useful for home defense setups or if you want to add a light for tactical work or low-light shooting.
Yes. The Compact frame and 3.9-inch barrel keep the overall size and weight reasonable for everyday carry in an IWB holster or appendix rig. At 25.8 oz unloaded, it's manageable without being so small that it's difficult to shoot accurately or control under recoil.
We don't have the exact contents of this particular package on hand. Contact our team directly or check with Sig Sauer for the complete list of what ships with this model.
SKU: 120914411 • Width: 9in • Height: 2.5in • Depth: 14in • Weight: 3.45oz
