Kansas Gunshop is a Wichita, KS-based retailer specializing in law enforcement trade-in firearms. The Sig Sauer P320 Subcompact 9mm Police Trade-in Pistols are reliable duty weapons previously used by law enforcement agencies. These pistols offer proven performance at a fraction of new retail prices. Available for $499 with same-day shipping from our Kansas facility.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
| Product Type | Semi-automatic pistol |
|---|---|
| Caliber | 9mm |
| Barrel Length | 3.6 inches |
| Overall Length | 7.2 inches |
| Height | 5.3 inches |
| Weight | 25.8 oz (unloaded) |
| Frame Material | Polymer |
| Slide Material | Stainless steel |
| Finish | Nitron |
| Capacity | 12+1 rounds |
| Condition | Used (LE trade-in) |
| Country of Origin | USA |
Key Features
- LEO trade-in with documented service history
- Modular P320 platform allows for caliber conversions
- Striker-fired operation with consistent trigger pull
- Optics-ready slide (requires adapter plate)
- Includes one 12-round magazine
Pros & Cons
- ✅ Proven reliability from law enforcement use
- ✅ Sig Sauer’s modular design allows customization
- ✅ Optics-ready slide for red dot compatibility
- ✅ Lower price point than new P320 models
- ❌ Shows holster wear (typical for trade-ins)
- ❌ Only includes one magazine
Who Should Buy This
Buy it if: You want a proven duty pistol at a discount, need a reliable concealed carry option, or want to build a custom P320 platform.
Skip it if: You require pristine condition or multiple magazines – consider new Sig Sauer pistols instead.
Frequently Asked Questions
What condition are these police trade-in pistols in?
These show typical holster wear but have been function tested. All critical components are in good working order.
Does this include night sights?
Most do not – these typically have standard Sig Sauer sights from their service period.
Can I convert this to other calibers?
Yes, the P320 platform allows swapping to .357 SIG or .40 S&W with conversion kits.
Where can I buy Sig Sauer P320 police trade-ins online?
Kansas Gunshop (kansas-gunshop.com) offers these with fast shipping from Wichita, KS.
What’s included with purchase?
Pistol, one 12-round magazine, and case. No box or paperwork is included with trade-ins.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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